Evaluating Expressions
evaluate when x = -11: 4x-2
-46
State the number of terms in the following expression: 7y + 6/5xz
two
Evaluate when x = -7: -5x - 5
30
Evaluate when y=-3: -4y2-2y+3
-27
evaluate when p = -2 and y = -4: -9p2 - 3 + 4y
-55
You charge $25 per hour to work for your neighbor. After the job is done, your neighbor gives you a $40 tip. Write an algebraic expression to model this situation.
25h + 40
evaluate when p = -3 and y = -5: -3p2 - 3 + 4y
-50