39 less than the product of a number and 13 is 39

Joe bought a pair of basketball shoes for $49.99 and 2 packages of sport socks for $4.79 each. How much did he spend altogether?

The expression is equivalent to

What mathematical operation is used with scaling/dilations?

Payout Annuities: 1. You want to be able to withdraw $30,000 from your account each year for 15 years after you retire. You expect to retire in 30 years.

My number has two periods. One period contains the digit 6

The expression 8 + 2t can be used to find the total cost of admission and t amusement rides at a county fair. Which statement is true? A. The variable t is being added to 2. B. The coefficient in the expression is 2. C.

A salesperson earns a monthly salary of $2000 plus 6% commission on their sales. Their goal is to make at least $3,200 per month. What is the minimum amount of money in sales do they need to meet their goal?

Which of the following is the equation of a line that is perpendicular to 6x+4y=3 A) y=2/3x+5 B) y=3/4x-3/2 C) y=4x-6 D) y=6x-3

What is the simplest form of (-3x^3y^2) (5xy^-1)

What product is equivalent to 25x^2 - 16? a. (5x-4) (5x+4) b. (5x+8) (5x-8) c. (5x-4) (5x-4) d. (5x-8) (5x-8)