Question

7p-(3p+4)= -2(2p-1) + 10 Solve each equation.

Answer 1

Perform the indicated multiplication:

7p-(3p+4)= -2(2p-1) + 10

becomes 

7p - 3p - 4 = -4p + 2 + 10

Group like terms:

7p - 3p + 4p = 2 + 10 + 4

           8p      =   16 => p = 2 (answer)