7x+13=9012x-18=303.)10x+40=100

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Solution for 7x+13=9012x-18=303.)10x+40=100 equation:



7x+13=9012x-18=303.)10x+40=100
We move all terms to the left:
7x+13-(9012x-18)=0
We get rid of parentheses
7x-9012x+18+13=0
We add all the numbers together, and all the variables
-9005x+31=0
We move all terms containing x to the left, all other terms to the right
-9005x=-31
x=-31/-9005
x=31/9005

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