Find the sum. r r2 - q2 + 5 r + q

This is the concept of algebra, we are required to calculate for the sum of the expression given.

r^2-q^2+5r+q

when we collect the like terms we get:

r^2+5r+q-q^2

factoring out the expression we get:

r (r+5) - q (1-q)

the answer becomes:

r (r+5) - q (1-q)