add - 7m+5,12mn+2,9mn-8,2mn-3
Answers
Answered by
9
Answer:
7 m-2+23 mn
Step-by-step explanation:
Answered by
2
Answer: Hey Guys here is you answer!!
Step-by-step explanation:
(-7mn + 5) + (12mn + 2) + (9mn - 8) + (2mn - 3)
= -7mn + 5 + 12mn + 2 + 9mn - 8 - 2mn - 3
= 7mn + 12mn + 9mn - 2mn + 5 + 2 - 8 - 3
= mn (-7 + 12 + 9 - 2) + (5 + 2 - 8 - 3)
= 12mn - 4
Your answer is 12mn - 4
Please make me the brainest
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