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Gala2k [10]
3 years ago
6

How do I solve -2m=16m-9

Mathematics
2 answers:
Brums [2.3K]3 years ago
7 0
-2m = 16m - 9

First, take '16m' from both sides.
-2m - 16m = -9
Second, add '-2m - 16m' to get '-18m'.
-18m = -9
Third, divide both sides by '-18'.
m =  \frac{-9}{-18}
Fourth, change the fraction into a negative.
m =  \frac{9}{18}
Fifth, find the GCF of 9 and 18.
The GCF is 9.
Sixth,  divide the numerator by the GCF.
9 ÷ 9 = 1
Seventh, divide the denominator by the GCF.
18 ÷ 9 = 2
Eighth, rewrite the fraction in simplest form.
m =  \frac{1}{2}

Answer as fraction: m =  \frac{1}{2}
Answer as decimal: m = 0.5
Margaret [11]3 years ago
4 0
You add -2m to the other side and add 9 to the other side as well and then add 2m +16m= 18m and then divide 9 by 18
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