Pls help me I’ll give out brainliest please dont answer if you don’t

Pls Help Me Ill Give Out Brainliest Please Dont Answer If You Dont

Answers

Answer 1

Answer:

7x + 8 = 12 - 3x

Step-by-step explanation:

Answer 2

Answer:

10x=4 5x=2 x=2/5

Step-by-step explanation:

it's just basic algebra stuff


Related Questions

HELP ME PLEASE
A certain drug is made from only two ingredients: compound A and compound B. There are 4 milliliters of compound A used for every 7 milliliters of compound B. If a chemist wants to make 1012 milliliters of the drug, how many milliliters of compound A are needed?

These are proportions.

Answers

Answer:

368 milliliters.

Step-by-step explanation:

Compound A + Compound B = 1 drug

4 + 7 = 1 drug

11 milliliters = 1 drug, so 1012 milliliters = 92 drugs

Multiply the compounds by the amount of drugs, e.g.

4 x 92 = 368 ( Compound A )

7 x 92 = 644 ( Compound B )

368 + 644 = 1012

368 milliliters of Compound A are needed to make 1012 milliliters of the drug.

Hope this helps :)

Help please I will give you the brainliest

Answers

Answer:

x=15 degrees

Step-by-step explanation:

You know that the right angle is split in half to 45 degrees and 3x degrees. Because a right angle is equal to 90 degrees, 3x has to be equal to 45. Therefore, the equation will be 3x=45. You want to make x equal one so you have to divide 3 by each side. The equation will be x=45/3. Simplify that to get x=15. Therefore, x=15 degrees.

If this has helped you, please mark this answer as the brainliest

What is the value of x? Pls help

Answers

Answer:

x=20

Step-by-step explanation:

ok so that is a pentagon and if you didnt know all of the angles in a pentagon add up to equal 540

so we setup an equation which would be

7x+4x+5+4x+10+5x-5+6x+10=540 and now we just solve for x

step 1 combine like terms

7x+4x=11x

11x+4x=15x

15x+5x=20x

20x+6x=26x

5+10=15

15-5=10

10+10=20

now we have

20+26x=540

step 2 subtract each side by 20

20-20 cancels out

540-20=520

now we have 26x=540

the final step is to divide each side by 26

26/26 cancels out

540/26=20

x=20

hope this helps :D

Mr. Suárez wants to paint his storage shed. He needs to calculate the lateral surface area of the shed so
that he will know how much paint to buy. The shed is in the shape of a rectangular prism with the
dimensions shown below.
9 Ft
6 ft
12 ft

A. 162
B. 234
C. 648
D. 324

Answers

Answer:

Lateral surface area of the storage shed = 336 ft²

Step-by-step explanation:

The shed is in the shape of a rectangular prism. The lateral surface area of the storage shed can be calculated below. The lateral area is the sides of the prism.

lateral area of a rectangular prism = 2h (l + w)

where

l = length

h = height

w = width

h = 8 ft

l = 14 ft

w = 7 ft

lateral area of a rectangular prism = 2h (l + w)

lateral area of a rectangular prism = 2 × 8 × (14 + 7)

lateral area of a rectangular prism = 16 (21)

lateral area of a rectangular prism = 336 ft²

Lateral surface area of the storage shed = 336 ft²

Sarah is having people over for her birthday party. If she orders 4 pizzas for 15 people, how many should she order for 30 people?

Answers

Answer: 8

Step-by-step explanation:

Answer: 8 pizzas.

Step-by-step explanation:If she is ordering 4 pizzas for 15 people then that simply means that the fraction is 4/15, 15*2 is 30, so that means that our next fraction (Equivalent fraction) will be like this 4/15 = -/30. What ever. Happens to the numerator must happen to the denominator and vice versa. So 4*2 is 8. So the answer is 8.

I need help with this​

Answers

Answer:

they're all wrong, it should be [3,4,7,9]

Find the area of the trapezoid below:
A
B
C
D

Answers

The ANWSER is B hope this helps

Find two integers whose sum is 10 and product is 9

Answers

Answer:

let the numbers be x and y then by given conditions:

x + y = 10 ….. eq 1

and

xy = 9….. eq 2

from eq 2. y = 9/x

put this in eq. 1

x + 9/x = 10

x + 9= 10x

x = 1

now,

xy = 9put value of x

y = 9

Step-by-step explanation:

Hope it is helpful....

HELPPPPPPPPPP PLS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

do division i think so for the first one divide those 2 numbers
27:24
18:16
You simplify

how to find mean absolute deviation​

Answers

First we find mean.
Mean is 10
Find sum of data set.
7+8+8+9+10+10+11+11+12+14=100
Divide the sum by the number of data values: 100/10=10
|7-10|=|-3|=3
We do this for all number. We subtract the data values by mean. We get:
3+2+2+1+0+0+1+1+2+4=16
16:10=1.6
MAD IS 1.6

help me please this will help my grade !

Answers

Answer:

the answers B and D are correct

Answer:

B & D

Step-by-step explanation:

It can-t be A, because that would mean 20², which equals 400, would equal 20.

B is correct because even though it's negative, negative times negative = positive, which would mean that (-sqrt of 20)(-sqrt of 20)=20.

C is wrong because sqrt -20 is an imaginary number,which is a completely different topic.

D is correct because it's the same thing as B, but without the 2 negaties cancelling each other out.

E is the same as A, except it's '-20' x '-20', whcih is still 400, which is still wrong

Hope this helps :)

Anyone know what to do? I'm confused on it.

Answers

Answer:

i believe it's 2 per mile could be wrong tho :)

Step-by-step explanation:

A box holds 20 red hats, 30 blue hats, 15 green hats, and 25 white hats.

Find P(not red).

Answers

20+30+15+25=90 now divide the number of red hats by total hats 20/90=.222 now multiply that answer by 100 to get percentage. So our final answer is 22.22 percent

need help asap will give brainliest

Answers

Answer:

2/10

Step-by-step explanation:

Answer:5/10or 4/10

Step-by-step explanation:

It would be almost 50-50 since there are 10 but 4 one clot and 6 the other

Find the value of x that makes m||n. (7x - 23) (11x + 23)

Answers

(7x - 23)° + (11x + 23)° = 180°

7x - 23° + 11x + 23° = 180°

18x = 180° / : 18

x = 10°

Write an exponential decay function to model the situation in the photo.

Correct answer will get a Brainliest, a 5star rating, and a Thanks !​

Answers

Step-by-step explanation:

The formula for exponetial equation decay is

[tex]y = a(b) {}^{x} [/tex]

where a is the initial value and b is the decay factor.

A will be 56 since that our initial value.

b will be 0.9 since we are constantly decaying by 0.9.

so our equation is

[tex]y = 56(0.9) {}^{x} [/tex]

Solve issuing Pythagorean theorem

Answers

Step-by-step explanation:

(8x8) + (16x16) = 64+256 = 320

√320 = 17.9

how do you know when the solution of equations is a precise answer and when it is an approximate answer?

Answers

Answer:

an answer is precise when it is an exact number like 10, 2, or 123.

An answer is approximate when the decimal numbers are so close that could round it, and the rounded number would be equivalent to the original number. ex: 10.98 = 11

Well once you get a value for x and y and you plug it back to the equation both of the equation should be equal if the answer is wrong they will not be equal

HELP
find the solution set of the inequality 15x-4 < 29.

Answers

Answer: is actually 15×4 is 60 and 60 is greater than 29

Step-by-step explanation:

3.A cuboid has a volume of 384 cm. If the base and height are both 8cm, what is the length of
the cuboid?

Answers

Answer:

l = 6 cm

Step-by-step explanation:

Given that,

The volume of a cuboid, V = 384 cm³

The base and height are 8 cm

We need to find the length of the cuboid. The formula for the volume of a cylinder is given by :

[tex]V=l\times b\times h\\\\l=\dfrac{V}{bh}\\\\l=\dfrac{384}{8\times 8}\\\\l=6\ cm[/tex]

So, the length of the cuboid is 6 cm.

The system of equations y = -2x+4 and
y = -x - 3 is graphed below. What is the
solution to the system of equations?
Y
67
Nyh
Х
3-2
UN
-5
-6

Answers

Answer:

(3,-2)

Step-by-step explanation:

The solution is, there is  no solution to the system.

What is equation?

An equation is a  mathematical statement that is made up of two expressions connected by an equal sign.  In its simplest form in algebra, the definition of an equation is a mathematical statement that shows that two mathematical expressions are equal. For instance, 3x + 5 = 14 is an equation, in which 3x + 5 and 14 are two expressions separated by an 'equal' sign.

here, we have,

Given the equation y=-2x+1

and given another equation y=mx+b in order for us to have no solution we must guarantee that both lines do not intersect.

Recall that m is the slope of the second equation and b the y-intercept. To guarantee that both lines don't intersect, they must be parallel.

To have this result, we must have that they have the same slope but different y intercept.

That is take m = -2 and b any value different to +1. For example, the b = 6.

So, y = -2x+6 = -2(x-3) is another equation that gives no solution to the system.

To learn more on equation click:

brainly.com/question/24169758

#SPJ7

Is this pair of triangles congruent if so what theorem applies to describe the series of rigid motions

Answers

Answer:

yes; The triangles are congruent by hypotenuse-angle congruence.

Step-by-step explanation:

Answer: yes Question 6

There is not enough information to determine congruency

Question 9

yes; The triangles are congruent by hypotenuse-leg congruence

Step-by-step explanation:

* Lets revise the cases of congruence  

- SSS  ⇒ 3 sides in the 1st Δ ≅ 3 sides in the 2nd Δ

- SAS ⇒ 2 sides and including angle in the 1st Δ ≅ 2 sides and  

including angle in the 2nd Δ  

- ASA ⇒ 2 angles and the side whose joining them in the 1st Δ  

≅ 2 angles and the side whose joining them in the 2nd Δ

- AAS ⇒ 2 angles and one side in the first triangle ≅ 2 angles  

and one side in the 2ndΔ

- HL ⇒ hypotenuse - leg of the first right angle triangle ≅ hypotenuse

- leg of the 2nd right angle Δ

- HA ⇒ hypotenuse - angle of the first right angle triangle ≅ hypotenuse

- angle of the 2nd right angle Δ

- LL ⇒ leg - leg of the first right angle triangle ≅ leg - leg of the

2nd right angle Δ

* Now lets solve the problem

# Question 6

- There are two right angle triangles

- They have two different legs

- There is no mention abut legs equal each other

- There is no mention about hypotenuses equal each other

- There is no mention about acute angels equal each other

∴ There is not enough information to determine congruency

# Question 9

- There are two right angle triangles

- Their hypotenuse is common

- There are two corresponding legs are equal

∵ The hypotenuse is a common in the two right triangles

∵ Two corresponding legs are equal

- By using hypotenuse-leg congruence

∴ yes; The triangles are congruent by hypotenuse-leg congruence

Step-by-step explanation:

Property 5

RHS Criterion for Congruence

Explaining the congruence of triangles using RHS Criterion of Congruence

RHS Criterion stands for Right Angle-Hypotenuse-Side Criterion.

Under this criterion, if the hypotenuse and side of one right-angled triangle are equal to the hypotenuse and the corresponding side of another right-angled triangle, the two triangles are congruent.

Important Notes

Two figures are congruent if they have the same shape and size.

Two angles are congruent if their measures are exactly the same.

Two triangles with equal corresponding angles may not be congruent to each other because one triangle might be an enlarged copy of the other. Hence, there is no AAA Criterion for Congruence.

Hope this helps have a nice day❤️

x cuanto hay q multiplicar 15 para q me de 100?

Answers

Answer:

no hay numero entero el cual te de el resultado

Step-by-step explanation:

pero podemos dividir para que te de un numero decimal,

dividamos 15/100, nos dará un resultado de un numero infinito el cual es 3.333+ así que como tal no hay algún número exacto para responder a esto

HELP ASAP!!!!
Select the correct answer.
What is the complete factorization of x2 - 6x + 9?

Answers

Answer:

(−3)2

Step-by-step explanation:

Answer: (x-3)2

Step-by-step explanation:

Determine all the transformations that have happened to f(x) = (x + 4)2 + 2 compared to
f(x) = x2

Answers

Answer:

Folow the steps to learn what transformations were determined.

Step-by-step explanation:

First we would have to graph the parent function which is f(x) = x^2. Start by finding your x and y values. Find the y values by plugging in the x values into the parent function.

X    Y

2    4

1     1

0    0

-1     1

-2    4

Once these points are plotted you can start determining what are the transformations. Find the difference between the parent function and f(x) = (x + 4)^2 + 2 by looking below.

Vertical Shifts:

f(x) + c moves up,

f(x) - c moves down.

Horizontal Shifts:

f(x + c) moves left,

f(x - c) moves right.

The parent function has to be transformed left 4 and up 2. In order to do this shift each point from earlier left 4 and then up 2. In conclusion you will have two functions graphed (parent function and the transformed function).

2 power x+1 minus 2power X-2

Answers

The answer is x=2 i dont know if corrrct tho

Scarlett and Alyssa work at a dry cleaners ironing shirts. Scarlett can iron 15 shirts per hour, and Alyssa can iron 35 shirts per hour. How many total shirts would be ironed between the two workers if Scarlett worked 5 hours and Alyssa worked 10 hours on a given day? How many total shirts would be ironed between the two workers if Scarlett worked x hours and Alyssa worked y hours on a given day?

Answers

Answer:

25x + 35(2x) = 380

25x + 70x = 380

95x = 380 so

x = 4

then i think that mean it might be 8 then im not completly sure

T
What are the
D
What are the
coordinates of
point H' after
a 180 degree
clockwise
rotation
around the
origin?
H

Answers

Answer:

It is still - 5 cause it was rotated ao the original position so H does not change but T and D chane

The illustration models a shadow cast by a palm tree and the shadow of an individual at 5 o'clock each day. To the nearest tenth, how tall is the palm tree?
A) 6.3 ft
B) 7.5 ft
C) 8.2 ft
D) 10.5 ft

Answers

Answer:

8.2

Step-by-step explanation:

Took the usatestprep!

Answer:

8.2

Step-by-step explanation:

i took the test

Which value is less than the fraction 5/25? Convert to decimal and then compare. A. 0.025 B. 0.200 C. 0.25 D. 0.525



*Please help i dont know the answer.*​

Answers

Answer: B. 0.200
Explaination:
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