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If -4m+20=50, then what is M equal to?
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4 votes
If -4m+20=50, then what is M equal to?

User Ferris
by
8.1k points

2 Answers

4 votes
-4m + 20 = 50
-20 -20

50 - 20 = 30

-4m = 30

-4m/-4 = 30/-4

m = -7.5
User Md Johirul Islam
by
7.0k points
2 votes
-4m+20=50
add 4m to both sides because I dislike negatives
20=50+4m
subtract 50 from both sides
-30=4m
divide both sides by 4
-30/4=m
-15/2=m
-7 and 1/2=m
User Kyiu
by
7.8k points
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