2x+5=4x+20=3x-12

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Solution for 2x+5=4x+20=3x-12 equation:



2x+5=4x+20=3x-12
We move all terms to the left:
2x+5-(4x+20)=0
We get rid of parentheses
2x-4x-20+5=0
We add all the numbers together, and all the variables
-2x-15=0
We move all terms containing x to the left, all other terms to the right
-2x=15
x=15/-2
x=-7+1/2

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