What is this the answer?

c) 14

Step-by-step explanation:

f(x) = x²

f(-3) = (-3)² = -3 * - 3 = 9

g(x) = 2x - 3

g(4) = 2*4 - 3 = 8 - 3 = 5

g(4) + f(-3)  = 5 + 9

                 = 14

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

3

step-by-step explanation:

divide 13.5 by 9 to get the scale factor. it equals 1.5

2 * 1.5 = 3