21+20+x=70

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Solution for 21+20+x=70 equation: 


Simplifying
21 + 20 + x = 70

Combine like terms: 21 + 20 = 41
41 + x = 70

Solving
41 + x = 70

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-41' to each side of the equation.
41 + -41 + x = 70 + -41

Combine like terms: 41 + -41 = 0
0 + x = 70 + -41
x = 70 + -41

Combine like terms: 70 + -41 = 29
x = 29

Simplifying
x = 29

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