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Chapter 2: Q. 187 (page 144)

Solve for the formula for y:

x-y=-4.

Short Answer

Expert verified

The solution isy=4+x.

Step by step solution

01

Given information:

Consider the equation,

x-y=-4

02

Step 2:

Add -xon both sides,

x-y-x=-4-x

03

Step 3

On simplifying, we get,

-y=-4-x

04

Step 4:

Multiply by -1to make the coefficient of y as one,

-1脳-y=-1脳-4-x

we get,

y=4+x

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