Answer:
4(x + 3) = (4)(x) + (4)(3) answer =4x + 12
-3(b-5)= (-3)(b) - (-3)(-5) answer =-3b - 15
4y(y + 7)=(4y)(y) + (4y)(7) = 4y^2 + 28y
Step-by-step explanation:
dimo sure
