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m-(-13)/2.5=-8.75
We move all terms to the left:
m-(-13)/2.5-(-8.75)=0
We add all the numbers together, and all the variables
m+8.75-(-13)/2.5=0
We multiply all the terms by the denominator
m*2.5+(8.75)*2.5-(-13)=0
We add all the numbers together, and all the variables
m*2.5+34.875=0
Wy multiply elements
2.5m+34.875=0
We move all terms containing m to the left, all other terms to the right
2.5m=-34.875
m=-34.875/2.5
m=-13+1/1.05263157895
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