Question

Write an algebraic expression for each verbal description.

The product of three and r, increased by the sum of nine, 2r, and one

Answer 1

Explanation:

3r + (9 + 2r + 1)

this can be simplified :

3r + (9 + 2r + 1) = 3r + 2r + 9 + 1 = 5r + 10