x+2x+(7x+3)=23

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Solution for x+2x+(7x+3)=23 equation:


Simplifying
x + 2x + (7x + 3) = 23

Reorder the terms:
x + 2x + (3 + 7x) = 23

Remove parenthesis around (3 + 7x)
x + 2x + 3 + 7x = 23

Reorder the terms:
3 + x + 2x + 7x = 23

Combine like terms: x + 2x = 3x
3 + 3x + 7x = 23

Combine like terms: 3x + 7x = 10x
3 + 10x = 23

Solving
3 + 10x = 23

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 10x = 23 + -3

Combine like terms: 3 + -3 = 0
0 + 10x = 23 + -3
10x = 23 + -3

Combine like terms: 23 + -3 = 20
10x = 20

Divide each side by '10'.
x = 2

Simplifying
x = 2

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