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40(x)+7(1.5x)=577.72
We move all terms to the left:
40(x)+7(1.5x)-(577.72)=0
We add all the numbers together, and all the variables
40x+7(+1.5x)-(577.72)=0
We add all the numbers together, and all the variables
40x+7(+1.5x)-577.72=0
We multiply parentheses
40x+7x-577.72=0
We add all the numbers together, and all the variables
47x-577.72=0
We move all terms containing x to the left, all other terms to the right
47x=577.72
x=577.72/47
x=12+7.9767441860464/27.325581395348
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