The formula for the area of a trapezoid is A=1/2 (b₁+ b₂)h. When this equation is solved for b₁, one equation is
b₁=2A/H -b₂. Which of the following is an equivalent equation to find b₁ ?
b₁=2A-b₂h/h
b₁=2A-b₂h
b₁=h/2A-b₂h
b₁=h(2A-b₂h)