Question

• What is an algebraic expression? An exp

or more variables
• To evaluate: Suositut the var
then follow the
Directions: Evaluate each expression using
1. 7x + 4y if x = 5 and y = -3 2. 9,

Answer 1

1. its 23, because if you were to substitute 5 for x, 7(5) = 35 and if you were to substitute -3 for y, 4(-3) = -12. Therefore, 35 + -12 = 23.