Question

Solve for b2 in A=1/2 h(b1+b2), if A=16, h=4, and b1=3

Answer 1

`b_(2)` = 5

Explanation:

Substitute the given values into the formula

16 =
`(1)/(2)` × 4(3 +
`b_(2)`)

16 = 2(3 +
`b_(2)`) ( divide both sides by 2 )

8 = 3 +
`b_(2)` ( subtract 3 from both sides )

5 =
`b_(2)`