Algebraic Expressions

Evaluate the following expression:

x² - x + 5 when x = 5

If g = 3 and h = 9, evaluate the following expression:

4h + 2g + 4

Evaluate m² + 12q if m = 5 and q = -3.

Simplify: -2(n + 5) + 3n

Simplify the expression:

-4x +6(x + 2)

Simplify the following expression:

3(2x - 5) + 5x - 4

Which algebraic expression represents "six less than a number"?

Translate the following into an algebraic expression:

Ten decreased by four times a number.

Translate this phrase into an algebraic expression:

8 less than the product of 4 and a number.

Translate this phrase into an algebraic expression:

2 times the sum of t and 11

Luke's parents hired a magician for his birthday party. The magician charges $100 plus an additional $20 per hour. If h represents the hours, which expression represents how much Luke's parents spent on the magician?

Aaron went to Game Stop to purchase a used games. They had a special promotion where, for a limited time, all used games were half price. He also had a coupon for $10 off of his total purchase. If g represents the full regular cost of the games Aaron purchased, which expression represents the price he pays before taxes?