At silver gym, membership is $20 per month, and personal training sessions are $25 each. at fit factor, membership is $50 per month, and personal training sessions are $15 each. in one month, how many personal training sessions would sarah have to buy to make the total cost at the two gyms equal?
sarah would have to buy (answer box) personal training sessions to make the total cost at the two gyms equal.

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)