Answer:
c. 11
Step-by-step explanation:
3p + 10 = 2p + 21
Subtract 2p from both sides.
3p - 2p + 10 = 2p - 2p + 21
Simplify.
p + 10 = 21
Subtract 10 from both sides.
p + 10 - 10 = 21 - 10
p = 11
Answer: c. 11
c.11
3+10=2+21
3+10−10=2+21−10
3=2+11
3−2=2+11−2p
=11
hope this helps
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