Answer:
15 - 3x
Step-by-step explanation:
3 X 5 = 15
3 X -x = -3x
answer is 15-3x
3x - 15
3(5 + -x) is equivalent to 3(5 - x)
3(5 + -x)
3(5) + 3(-x)
15 + -3x
Hope this helps!
