Question

Evaluate 11.5x + 10.7y when x = 3 and y = 4

Answer 1

77.3 (see below)

Explanation:

To solve, plug in the values given into the expression given and simplify:

11.5x + 10.7y

11.5 (3) + 10.7 (4)

34.5 + 42.8

77.3

Answer 2

Answer: 77.3

Explanation:

11.5(3)+10.7(4)

11.5 times 3 equals 34.5

and 10.7 times 4 equals 42.8

34.5 plus 42.8 equals 77.3