(3+7)+10=3+(x+10)

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Solution for (3+7)+10=3+(x+10) equation: 


Simplifying
(3 + 7) + 10 = 3 + (x + 10)

Combine like terms: 3 + 7 = 10
(10) + 10 = 3 + (x + 10)
10 + 10 = 3 + (x + 10)

Combine like terms: 10 + 10 = 20
20 = 3 + (x + 10)

Reorder the terms:
20 = 3 + (10 + x)

Remove parenthesis around (10 + x)
20 = 3 + 10 + x

Combine like terms: 3 + 10 = 13
20 = 13 + x

Solving
20 = 13 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
20 + -1x = 13 + x + -1x

Combine like terms: x + -1x = 0
20 + -1x = 13 + 0
20 + -1x = 13

Add '-20' to each side of the equation.
20 + -20 + -1x = 13 + -20

Combine like terms: 20 + -20 = 0
0 + -1x = 13 + -20
-1x = 13 + -20

Combine like terms: 13 + -20 = -7
-1x = -7

Divide each side by '-1'.
x = 7

Simplifying
x = 7

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