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Stels [109]
2 years ago
5

15+6=33m-21-27m combining like terms (show work)

Mathematics
1 answer:
marin [14]2 years ago
7 0

Answer:

m = \boxed 7

Combine like terms

21=33\cdot \mathrm{m}-21-27\cdot \mathrm{m}

Group like terms

21=\left(33\cdot \mathrm{m}-27\cdot \mathrm{m}\right)-21

Simplify the arithmetic

21=6\cdot \mathrm{m}-21

Swap sides

6\mathrm{m}-21=21

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