570=21x+20*18

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Solution for 570=21x+20*18 equation:



570=21x+20*18
We move all terms to the left:
570-(21x+20*18)=0
We add all the numbers together, and all the variables
-(21x+360)+570=0
We get rid of parentheses
-21x-360+570=0
We add all the numbers together, and all the variables
-21x+210=0
We move all terms containing x to the left, all other terms to the right
-21x=-210
x=-210/-21
x=+10

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