Question

If f(x) = -9x +3, find f(-5).

42

48

45

57

Answer 1

48

Explanation:

You want to plug in -5 to replace x.

-9(-5) +3

multiply -9 times -5

keep in mind that when you multiply a negative number by a negative number, the product should be positive.

45 +3

add 45 and 3 and the answer should be 48. hope this helps

Answer 2

48

Explanation: