Someone, please help will mark as brainliest!!

Someone, Please Help Will Mark As Brainliest!!

Answers

Answer 1

Answer:

3x+9=?

x+9/3

=3

=9+9=18

Step-by-step explanation:


Related Questions

find x and y?
i dont want to cheat but can anyone tell me how to do it or how to start out ​

Answers

Answer:

x is 13

y is 39

Step-by-step explanation:

Answer:

y= 39  x= 10

Step-by-step explanation:

congruent isosceles triangles

longer sides measure the same  13 and 13    39 and 39 ( y =39)

39/30  = 13/x

cross multiplication:

39x = 13x30

39x = 390

x=10

Slove for x
4 ( 4x+15)=24

Answers

Answer:

x=-9/4

Step-by-step explanation:

4(4x+15)=24 - divide both sides

4x+15=6 - move constant to the right

4x=6-15 -solve for the difference

4x=-9 - divide both sides

If a car goes 70 miles per hour how long does it take to go 70 miles

Answers

If a car is going 70 mph it will only take 1 hour to get 70 miles
answer: 1 hour
-
-
explanation: 70/70 = 1

Carolina leaves her house and walks 6 blocks she turns and heads east 8 blocks until she reaches matties house what is the shortest distance between Carolinas house and matties house

Answers

Answer:

10 blocks

Step-by-step explanation:

Given

[tex]First = 6\ blocks[/tex]

[tex]Second = 8\ blocks[/tex] east

Required

Determine the shortest possible distance

To better explain my solution, I've added an attachment that illustrates her movement.

Using the attachment as a point of reference, the shortest distance is calculated by calculating the length of the hypotenuse using Pythagoras theorem.

So, we have:

[tex]x^2 = 6^2 + 8^2[/tex]

[tex]x^2 = 36 + 64[/tex]

[tex]x^2 =100[/tex]

Take positive square root of both sides

[tex]x = \sqrt{ 100[/tex]

[tex]x = 10[/tex]

correct answer gets brainliest

Answers

The first one is right.

1) 2/3 * 2/3 * 2/3 * 2/3 * 2/3 =  32/243

Rectangular prism is 7 feet wide and 3 feet high. Its volume is 189 cubic feet. What is the length of the rectangular prism?

Answers

The length is 9 feet.
The formula for Area is A= L*W*H.
You are given A=189, W= 7 feet and H= 3 feet. Solve formula for
L.
189= L*7* 3
189=21 L
Divide both sides by 21 to solve for L
189/21 = 21L/21
9=L

Can anyone help me on #4

Answers

Answer:

(a) 47°

Step-by-step explanation:

360° - (135° + 110° + 68°) = 360° - 313° = 47°

HELP ME PLS ITS DUE TODAY

Answers

Answer:

choice 3) 1/3 x 1/3

Step-by-step explanation:

Find the value of z in the following equation.
z + 3z + 25 = 125

Answers

Answer:

25

Step-by-step explanation:

z+3z+25=125

4z=100

z=25

Answer: 25

Step-by-step explanation:

Combine like terms

z + 3z + 25 = 125

4z + 25 = 125

Subtract 25 on both sides

4z = 100

z = 25

What is the area of a circular dinner plate that has a diameter of 10 inches?

Answers

Answer:

I love Math anyways

The ans is in the picture with the  steps how i got it

(hope this helps can i plz have brainlist :D hehe)

Step-by-step explanation:

Answer:

78.5inches²

Step-by-step explanation:

area of a circle is pie r²

so to get the radius you half the diameter

and then u do pie×5²

or 25pie which is 78.5 (rounded to 1dp)

a line slope is 1 , and its y - intercept is 8. What is its equation in slope - intercept form ?​

Answers

Answer:

I tjink so , I am not sure

Step-by-step explanation:

y=mx+c

this is a formula ......above one

y=8x+1

what is 13 inches equal to in feet

Answers

Answer: 1 1/12 feet

Step-by-step explanation:

y
is inversely proportional to
x
.
When
y
=
20
,
x
=
2

Work out
y
when
x
=
5

Answers

20/2 = y/5
cross multiply
2y = 100
divide by 2 on both sides
y=50

what is 3/10 as a division

Answers

Answer:

0.3 is the correct answer of this question

Answer:

0.3

That is it

I hope this helps!

Step-by-step explanation:

It's just 3 ÷ 10 = 0.3

Determine the period of the function graphed at the right.

Answers

Answer:

Step-by-step explanation:

amy is making 2 cups of trail mix. so far, she has put 2/3 cup of peanuts and 1 1/6 cups of pretzels into a bag. if raisns are last ingredient, which amount of raisins should see add to the bag ?

A.1/6

B.5/6

C.1 1/6

D.1 5/6​​

Answers

a. 1/6
2-1 1/6- 2/3= 1/6
The answer is A.1/6 First I added 1 1/6 and 2/3 and I got 1 5/6 and then I subtracted 2 and 1 5/6 and got 1/6

Which of the fractions below are smaller than 1/8
A)3/10
B)1/9
C)1/6
D)1/7
E)1/10​

Answers

I think A,C and D
Because if you were to draw boxes of each you would find that the 3/10 1/6 and 1/7 would take more space up then 1/8

which one is it please help ​

Answers

Last one
Hope this helps

Solve by elimination:



-x+2y=17

2x+2y=-10

Answers

The equation form of this answer is X=7 y=-12
Point form is (7,-12)

what s the vertex y=3x^2-18x +30​

Answers

Answer:

(3,3)

Step-by-step explanation:

Rewrite in vertex form and use this form to find the vertex  ( h , k ) .

Estimate 154 divide 7

Answers

Answer:

22

Step-by-step explanation:

The result of 154 divided by 7 will be 22.

What is the rule of division?

The rules of the division include easy memory tricks that make division calculations easier by generating patterns you may use to deconstruct both simple and complex situations. The guidelines establish requirements that a number must meet in order to neatly divide into another number. While some division rules only require one or two steps to evaluate a number's divisibility, others require two or three steps. Even though some of these formulas are lengthy, division rules help hasten the process of dividing huge numbers.

Remember to continue using the divide, multiply, subtract, and drop-down method for long division problems until all of the dividend's digits have been divided. The solution to the division puzzle is the quotient.

Since the given problem is not a large division. We can solve it by breaking 154 into two parts

    ______

7 / 154     \    2 2

   14

 ---------

   1 4

   14

---------

    0

Therefore, 22 will come from dividing 154 by 7.

Learn more about division here:

https://brainly.com/question/4942548

#SPJ2

Please help me with algebra

Answers

Answer:

Step-by-step explanatio

Answer:

It's the second answer

Step-by-step explanation:

For 4 games on thursday you pay $16 while on saturday you pay $18. If you need a better explanation I can give it to you.

What is 5x=-2y+6 in slope-intercept form?

Answers

Answer:

y=-5/2x+3

Step-by-step explanation:

2y=-5x+6
y= -5/2x+3
y= is slope intercept form

Change 50/7 to mixed number: *

Answers

Answer:

7 1/7

Step-by-step explanation:

7x7=49

50-49=1

7 1/7

Answer:

7 1/7

Step-by-step explanation:

Its was a improper fraction

100 points
If no denominator equals zero, which expression is equivalent to 15/x-6+7/x+6

Answers

Answer: its d

Step-by-step explanation:

The expression is equivalent to "[tex]\frac{22x+48}{x^2-36}[/tex]".

Given expression:

[tex]\frac{15}{x-6}+\frac{7}{x+6}[/tex]

By taking L.C.M, we get

→ [tex]\frac{15(x+6)+7(x-6)}{(x-6)(x+6)}[/tex]

→ [tex]\frac{15x+90+7x-42}{x^2-36}[/tex]

→ [tex]\frac{22x+48}{x^2-36}[/tex]

Thus the response above i.e., "option D" is correct.

Learn more about denominator here:

https://brainly.com/question/7067665

The length of a rectangular sandbox is 4 feet less than its width, which is represented by x. The area is 45 square feet. Which equation can be used to find the area of this sandbox?
1.x^2+4=45
2.x(x+4)=45
3.x(x-4)=45
4.x(2x+4)=45

Answers

Answer:

3

Step-by-step explanation:

w= x

l= x-4

x(x-4) = 45

x^2-4x = 45

help regular 7th grade math​

Answers

Answer:

Y = 5x + 3

Now for the other one if your asking is:

Y = -12x + 4

Hope this helped if so please mark brainlist!

Find the real-number root.
√-3.24

Answers

Answer:

1.8

Step-by-step explanation:

So, we can say that the square root of 3.24 is 1.8 with an error smaller than 0.001 (in fact the error is 0.0000276241). this means that the first 4 decimal places are correct. Just to compare, the returned value by using the javascript function 'Math. sqrt(3.24)' is 1.8

A box contains 4 red pencils and 6 black pencils. What fraction of he pencils are red? What fraction of pencils are black? Draw a model.

Answers

Answer:

The fraction of the pencils that are red is 4/10. The fraction of the pencils that are black is 6/10.

Step-by-step explanation:

[I can't draw you a model but I reccomend that when you do, you seperate it into 10 pieces and mark 4 as red pencils and 6 as black pencils. You could also simplify 4/10 to 2/5 and 6/10 to 3/5, but instead you'd seperate the model into 5 pieces and mark 2 as red pencils and 3 as black pencils.]

First, let's add this up so we have our denominator.

4 + 6 = 10.

Now that we know that the denominator is 10, we apply it to the question.

The box has 4/10 red pencils and 6/10 black pencils.

The box has 4/10 red pencils and 6/10 black pencils.If you were to simplify, it'd be 2/5 red pencils and 3/5 black pencils.

Deriving and using formulae
1. a + 10 when a = 6
2. b - 3 when b = 120

Answers

Answer:

a. 16

b. 117

Step-by-step explanation:

a. 6+10=16

b. 120-3=117

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