Add parentheses to make problem right 5*6+10/8

Find the area of a parallelogram with base 15 yards and height 21 2/3

How can writing phrases as algebraic expressions you solve problems?

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|