Answer:
4 percent
Step-by-step explanation:
3
42p + 21r
First look at the parentheses. Since 4p and 2p are the same variables, you can add them.
7(6p + 3r)
now you use the distributive property.
7 x 6p + 7 x 3r
and then you get you’re answer.
it's D
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I think C
