Solve for x x+(x+1)+(x+2)=123

Math
x+(x+1)+(x+2)=123
Simplify x+x+1+x+2.
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Add x and x.
2x+1+x+2=123
Add 2x and x.
3x+1+2=123
Add 1 and 2.
3x+3=123
3x+3=123
Move all terms not containing x to the right side of the equation.
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Subtract 3 from both sides of the equation.
3x=123-3
Subtract 3 from 123.
3x=120
3x=120
Divide each term by 3 and simplify.
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Divide each term in 3x=120 by 3.
3×3=1203
Cancel the common factor of 3.
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Cancel the common factor.
3×3=1203
Divide x by 1.
x=1203
x=1203
Divide 120 by 3.
x=40
x=40
Solve for x x+(x+1)+(x+2)=123

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