21x-1+19x+16+40x+5=180

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Solution for 21x-1+19x+16+40x+5=180 equation: 



21x-1+19x+16+40x+5=180

We move all terms to the left:

21x-1+19x+16+40x+5-(180)=0

We add all the numbers together, and all the variables

80x-160=0

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

80x=160

x=160/80

x=2

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