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Chapter 2: Q. 179 (page 144)

Solve the formula for p:

A=12pl+B.

Short Answer

Expert verified

The solution isp=2A-2Bl.

Step by step solution

01

Given information.

Consider the equation,

A=12pl+B

02

Step 2:

Add (-B)on both sides,

A-B=12pl+B-B

we get,

A-B=12pl

03

Step 3:

Remove the fraction 12, multiply by 2 on both sides,

2脳A-B=2脳12pl

we get,2A-2B=pl

04

Step 4

Divide by l,

2A-2Bl=pll

we get,2A-2Bl=p

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