21x+(x-40)=1242.52

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Solution for 21x+(x-40)=1242.52 equation: 



21x+(x-40)=1242.52

We move all terms to the left:

21x+(x-40)-(1242.52)=0

We add all the numbers together, and all the variables

21x+(x-40)-1242.52=0

We get rid of parentheses

21x+x-40-1242.52=0

We add all the numbers together, and all the variables

22x-1282.52=0

We move all terms containing x to the left, all other terms to the right

22x=1282.52

x=1282.52/22

x=58+2.5873015873/8.73015873016

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