Please help me! trying to get a good grade!

Coach should put in the back up player.

Step-by-step explanation:

Regular: 97% He will loose a total of 10% of effectiveness. Which will put him at a total of 87%.

Backup: 94% He will only loose 5% of effectiveness. Which will put him at only a 89%.

45-35=10 yards over usual field goal range.

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)