3 years ago

PLEASE ANSWER PART 2

Mathematics

1 answer:

labwork [276]3 years ago

7 0

Answer:

it is 360

Step-by-step explanation:

all you do is subtact the first number by the second number

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The table shows a student's work when solving the equation 8x-(4x-3)=5. Which statemen ais true?

wolverine [178]

Answer:

x = 1/2

Step-by-step explanation:

8x-(4x-3)=5

Distribute the minus sign

8x -4x +3 = 5

Combine like terms

4x+3 =5

Subtract 3 from each side

4x+3-3 = 5-3

4x = 2

4x/4 = 2/4

x = 1/2

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3 years ago

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scZoUnD [109]

Answer:

$\boxed{\sf \ \ f^{-1}(x)=\dfrac{x-6}{3} \ \ }$

Step-by-step explanation:

hello,

we can write

$fof^{-1}(x)=x \ and \ fof^{-1}(x)=f(f^{-1}(x))=3f^{-1}(x)+6 \ so\\3f^{-1}(x)+6=x \ \ subtract \ 6\\3f^{-1}(x)=x-6 \ \ divide \ \ by \ \ 3\\ f^{-1}(x)=\dfrac{x-6}{3}$

hope this helps

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3 years ago

Write an equation in slope-intercept form for the line with slope 4 and y-intercept - 2

ladessa [460]

Answer:

The slope intercept form is typically in the form of

y=mx+c

c=-2

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y=4x-2

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3 years ago

The dual bar chart shows the hair colour of boys and girls in a year group. What fraction of the red haired students are boys? G

Step2247 [10]

Answer:

$\frac{3}{4}$

Step-by-step explanation:

Total red haired students = 15+5 = 20

Boys = 15

Fraction:

=> $\frac{15}{20}$

In simplest form:

=> $\frac{3}{4}$

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