(2x)+x+(10-x)=70

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Solution for (2x)+x+(10-x)=70 equation:


Simplifying
(2x) + x + (10 + -1x) = 70

Remove parenthesis around (10 + -1x)
(2x) + x + 10 + -1x = 70

Reorder the terms:
10 + (2x) + x + -1x = 70

Combine like terms: (2x) + x = 3x
10 + 3x + -1x = 70

Combine like terms: 3x + -1x = 2x
10 + 2x = 70

Solving
10 + 2x = 70

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 2x = 70 + -10

Combine like terms: 10 + -10 = 0
0 + 2x = 70 + -10
2x = 70 + -10

Combine like terms: 70 + -10 = 60
2x = 60

Divide each side by '2'.
x = 30

Simplifying
x = 30

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