Question

How do you do this? solve for b1

Answer 1

`(1)/(2)h(b_1+b_2)=A\qquad\text{multiply both sides by 2}\\\\h(b_1+b_2)=2A\qquad\text{divide both sides by }\ h\\eq0\\\\b_1+b_2=(2A)/(h)\qquad\text{subtract}\ b_2\ \text{from both sides}\\\\\boxed{b_1=(2A)/(h)-b_2}\to\boxed{F.}`