Mathematics High School

need help please and thank ​

Need Help Please And Thank

Answers

Answer 1

Answer:

The Answer is B

Step-by-step explanation:

All the numbers and coefficients in option B correspond with the ones in the question. Hope this helps :)

Related Questions

Find the slope of the line.
a.-7
b.7
c.-1
d.1

Answers

Answer:

(-1)

Since it is a downward slope with two equalized points x=7 and y=7. The slope is m = -1.

Answer:

d.1

Step-by-step explanation:

For this question, use change in y value from one point to another over change in x value from one point to another.

Square root of -8 multiplied by the square root of -32

Answers

The answer is -16 hope that helps

Patrick drank 3/4 liter of water Monday before jogging. He drank 4/5 liter of water after his jog. How much water did Patrick drink altogether? (Write fraction answers as a mixed number like this 2 1/2) He drank _____ liters. *

Answers

Answer: 1¹¹/₂₀ litres

Step-by-step explanation:

The fractions need to be added.

Find a common multiple for them.

Common multiple = 20

Divide the multiple by the denominator of the fraction and multiply the numerator by the result you get:

[tex]= \frac{15 + 16}{20} \\\\= \frac{31}{20} \\\\= 1\frac{11}{20}[/tex]

= 1¹¹/₂₀ litres

I need help quickly!!!

You solve a system of two linear equations by substitution. Your work results in a third equation, which leads you to conclude that the system has infinitely many solutions. Which of the following could be the third equation?

The options are:
5=0
-4=-4
2y=14
3x+10=16

Answers

-4=-4.......................

What is the value of x in the triangle? A. 21 B. 10 C. 7 D. 7√3

Answers

A

Working:
Tan(angle)=opposite/adjacent
Tan60 = x/7root3
x=7root3 x Tan60
Enter in calculator
x=21

Find the missing dimension of a triangle with a base of 14.2 yd and a area of 63.9 yd

Answers

Answer:

7.78

Step-by-step explanation:

first you need to divide both numbersthen you nullify the sumyv6bgu6g6ogi5 baka

What is the answer to: y=-2x-5,4x+3y=15 using substitution to solve it..??

Answers

Answer:

Step-by-step explanation:

Plug the first equation into the second

[tex]4x+3(-2x-5)=15\\4x-6x-15=15\\-2x=30\\x=-15[/tex]

y=-2(-15)-5

=30-5

=25

x + 7 = 12
i'm lost pls help me

Answers

Answer:

5

Step-by-step explanation:

12 - 7 = 5

x= 5

.....................................

Find the slope (rate of change) from the table. Simplify if necessary.
X
1
2
3
4
у
-3
-9
-21
-15​

Answers

Answer:

i think it would be 2 because its in the middle of the slope and it would make scence

Step-by-step explanation:

Find the total surface area of the rectangular prism

Answers

The surface area of the rectangular prism is 782 square inches.
782 square prism how this helps

1. 36.19 to the nearest tenths

Answers

Answer:

36.2

Step-by-step explanation:

Answer:

36.20

Step-by-step explanation:

it's basiclaly another word for 1 decimal place. 9 is bigger than 5 so it rounds 1 to 2.

7a + 4- 2a = 7a +- 2a + 4=
. 5a
. 0
. -5
. 5a+4
​

Answers

Step-by-step explanation:

0 would be your answer

first you combine like terms and get 5a+4 on each side then you have to solve the equation.

Is the relation a function?? Plzz helppp!!!

(1,19) , (2,23) , (3,23) , (4,29) , (5,31)

Answers

Answer: no

Step-by-step explanation: if the y values are the same they are not functions. :) (ps, x values can be the same in a function!)

Answer:

no :)

Step-by-step explanation:

because (2,23) and (3,23) have the same y function

hope this helps!

find the value of x and y (5y-23) (2x+13) (3x) 47​

Answers

Answer: I will tell you if you keep reading

Step-by-step explanation:

5y represents the mass of the sun and -23 is the degrees outside. So you have to find how many peices of chocolate bob has eaten in order to find the value (3x) 47

Yanis worked at a local restaurant over break to save up for a
trip to the Dominican Republic which would cost $460. If she made $15 per hour
and she already had $100 saved, how many hours does she need to work to
make enough for her trip to DR?

Answers

Answer:

24 hours

Step-by-step explanation:

first subtract 100 from 460 to get 360, then divide 360 by 15 which equals 24.

Select the expression that shows the application of the distributive property for

9(t - 5)
a
9t + 14
b
9 + t + 9 + 5
c
9t + 45
d
9t - 45
PLEASE HELP ME!!!

Answers

Answer:

c. 9t+45 that shows distributive property

where it shows a*(b+c)=(a*b)+(b*c).so,9(t+5)=9*t+9*5

what is the length of line segment FH?

Answers

22-15= 7

the answer is 7

PLS HELP!!!!!!Which of the following tables represents the relationship between the circumference and diameter of a
circle?

Answers

Answer:

itanong mo kay kapatid na arlene

It is D. If you multiply D by 3.14 and it matches the C, it is the right one. So it is D

When solving the inequality 3x - 2 < 8x + 10, the next line
becomes 3x < 8x + 12. Which property justifies this step?
(1) Distributive
(2) Associative
(3) Multiplicative Property of Equality
(4) Additive Property of Equality

Answers

The answer is 3 hope this helps

Pls help I have no idea

Answers

Answer:

Step-by-step explanation:

If you connect the chord ends to the center you will see that you form a right triangle where:

[tex]r^2=16^2+\left(\frac{9x-15}{2}\right)^2\ and\ r^2=16^2+\left(\frac{7x+5}{2}\right)^2\\ \\

\text{From these equations we can see}\\ \\ (9x-15)^2=(7x+5)^2\\ \\ 9x-15=7x+5\\ \\ 2x=20\\ \\ x=10[/tex]

(6,3) -> (-3/2x , 2/3y) -> (x + 6 , y - 4) -> (2/3x , -3/2y)
After these series of transformations, what will the final point be?

Answers

Answer:

Please refer to the attached image.

solve for x 6(4x+1)=78

Answers

Answer:

x=3

Step-by-step explanation:

here,

6(4x+1)=78

or,24x+6=78

or,24x=78-6

or,24x=72

or, x=72/24or, x=3SO, THE ANSWER IS: 3.

Find an equation of the line that contains the point (4,-3) and is perpendicular to the line 2x-3y=4

HELPPPPPPPPPP PLISSSSSSSS

Answers

Answer:

Step-by-step explanation:

-3y = -2x + 4

3y = 2x - 4

y = 2/3x - 4/3

perp; -3/2

y + 3 = -3/2(x - 4)

y + 3 = -3/2x + 6

y = -3/2x + 3

Write an equation of the given line that passes through the given point and has the given slope m
(-3,-11);m=1/2

Answers

y=mx+b
solve for b
-11=-3*1/2+b
-11=-1.5+b
b=-11+1.5
b=-9.5

What number is halfway between
1/5
and
4/15

Answers

Answer:

1/5+4/5

1×5/5+4×1/5

5/5+4/5

5+4/5

9/5

(9/5)/2

PLEASE HELP ME I BEG OF YOU

Answers

= d+5+d+5+d+5+d+5

= 4d+20

=4(d+5)

I hope this helps ♥☺️

Lateral surface area of this gift box

Answers

I think it’s letter C

Decide whether n = 9 is a solution to
the equation 2+n=7. Write yes or no

Answers

Answer:

No. The answer would be n=5

Step-by-step explanation:

You have to subtract the 2 from both sides to cancel it out on the left side. so you would be doing 7-2, not 7+2

For every pound a company spends on advertising, it spends £0.26 on its website. Express the amount spent on advertising to the amount spent on its website as a ratio in its simplest form.

Answers

Answer:

Can you convert pounds to dollars?

Step-by-step explanation:

Match each of the equations with their corresponding graph

Answers

Answer:

equation a and graph E

equation b and graph a

equation c and graph b

equation d and graph D

Step-by-step explanation:

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