x+5+2(x+3)=20

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Solution for x+5+2(x+3)=20 equation:


Simplifying
x + 5 + 2(x + 3) = 20

Reorder the terms:
x + 5 + 2(3 + x) = 20
x + 5 + (3 * 2 + x * 2) = 20
x + 5 + (6 + 2x) = 20

Reorder the terms:
5 + 6 + x + 2x = 20

Combine like terms: 5 + 6 = 11
11 + x + 2x = 20

Combine like terms: x + 2x = 3x
11 + 3x = 20

Solving
11 + 3x = 20

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 3x = 20 + -11

Combine like terms: 11 + -11 = 0
0 + 3x = 20 + -11
3x = 20 + -11

Combine like terms: 20 + -11 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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