SOLUTION: solve A=1/2(b sub1+ b sub2)h, solve for b sub1

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Question 107975This question is from textbook Algebra, structure and meathod, book 1
: solve A=1/2(b sub1+ b sub2)h, solve for b sub1 This question is from textbook Algebra, structure and meathod, book 1

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
A=%281%2F2%29%28b%5B1%5D%2Bb%5B2%5D%29h Start with the given equation


A%2Fh=%281%2F2%29%28b%5B1%5D%2Bb%5B2%5D%29 Divide both sides by h

2A%2Fh=b%5B1%5D%2Bb%5B2%5D Multiply both sides by 2


2A%2Fh-b%5B2%5D=b%5B1%5D Subtract b%5B2%5D from both sides


So our answer is b%5B1%5D=2A%2Fh-b%5B2%5D