Answer:
5x + 15
Step-by-step explanation:
To expand the binomial, you need to multiply each term inside the parentheses by 5.
(x + 3)5
= (x * 5) + (3 * 5)
= 5x + 15
Each day it decrease $2. So just multiply $2 x 4 days. It changed a total of $8.
Bx + x^2 + 10 that is the answer i hope this helps you
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