Question 64960
Solve A = 1/2 h(b1 + b2) for b2
:
Get rid of the fraction, mult eq by 2 and you have:
h(b1 + b2) = 2A
:
Divide both sides by h and you have:
b1 + b2 = 2A/h
:
Subtract b1 from both sides and you have
b2 = (2A/h) - b1