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Chapter 2: Q. 181 (page 144)

Solve the formula for L:

P=2L+2W.

Short Answer

Expert verified

The solution isL=P-2W2.

Step by step solution

01

Given information

Consider the equation,

P=2L+2W

02

Step 2:

Add -2Won both sides,

P-2W=2L+2W-2W

we get,P-2W=2L

03

Step 3:

Divide by 2 on both sides, to make the coefficient of L as one,

P-2W2=2L2

we get,P-2W2=L

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