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10. Simplify this expression: 5(3m + 4) - 7(2m - 8) + 9m - 2
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3 votes
10. Simplify this expression:
5(3m + 4) - 7(2m - 8) + 9m - 2

User Venkatesh Nannan
by
4.6k points

2 Answers

3 votes

Answer:

10m+74

Explanation:

5(3m+4)-7(2m-8)+9m-2

15m+20-14m+56+9m-2

10m+20+56-2

10m+74

User Capri
by
3.8k points
3 votes

Answer:

10m+74

Explanation:

5(3m + 4) - 7(2m - 8) + 9m - 2

Distributive Property:

[(5×3m)+(5×4)]+[(-7×2m)+(-7×-8)]+9m-2

15m+20-14m+56+9m-2

Combine Like Terms:

(15m-14m+9m) (20+56-2)

10m+74

User Corey McKinnon
by
4.4k points
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