Answer:
f(x)=13
Step-by-step explanation:
f(x)= -5 × -2= 10 + 3 = 13
f(-2) = 13
f(x) = -5x + 3
x = -2, so replace all x's with -2
f(-2) = -5(-2) + 3
f(-2) = 10 + 3