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Simplify -4m + 5n - 2 - 3m + 3n + 7. A) -7m + 8n - 9 B) -7m + 8n + 5 C) -7m2 + 8n2 - 9 D) -m + 8n - 9

Simplify -4m + 5n - 2 - 3m + 3n + 7. A) -7m + 8n - 9 B) -7m + 8n + 5 C) -7m2 + 8n2 - 9 D) -m + 8n - 9
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1 vote
Simplify -4m + 5n - 2 - 3m + 3n + 7.

A) -7m + 8n - 9
B) -7m + 8n + 5
C) -7m2 + 8n2 - 9
D) -m + 8n - 9

asked
User David Burg
by
8.0k points

1 Answer

1 vote

-4m + 5n - 2 - 3m + 3n + 7 combine like terms

= (-4m - 3m) + (5n + 3n) + (-2 + 7)

= -7m + 8n + 5 → B)

answered
User XTrimy
by
8.0k points
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