Question 105056
Solve for b2 A=1/2h(b1+b2)
:
A = {{{1/2}}}h(b1 + b2)
:
Multiply both side by 2, and you have:
2A = h(b1 + b2)
:
Divide both sides by h, resulting in:
{{{(2A)/h}}} = b1 + b2
:
Subtract b1 from both sides:
{{{(2A)/h}}}- b1 =  b2