2x+1+x=-20

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Solution for 2x+1+x=-20 equation:


Simplifying
2x + 1 + x = -20

Reorder the terms:
1 + 2x + x = -20

Combine like terms: 2x + x = 3x
1 + 3x = -20

Solving
1 + 3x = -20

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 3x = -20 + -1

Combine like terms: 1 + -1 = 0
0 + 3x = -20 + -1
3x = -20 + -1

Combine like terms: -20 + -1 = -21
3x = -21

Divide each side by '3'.
x = -7

Simplifying
x = -7

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