X+2x-7=77

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Solution for X+2x-7=77 equation:


Simplifying
X + 2x + -7 = 77

Reorder the terms:
-7 + X + 2x = 77

Solving
-7 + X + 2x = 77

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X + 7 + 2x = 77 + 7

Reorder the terms:
-7 + 7 + X + 2x = 77 + 7

Combine like terms: -7 + 7 = 0
0 + X + 2x = 77 + 7
X + 2x = 77 + 7

Combine like terms: 77 + 7 = 84
X + 2x = 84

Add '-2x' to each side of the equation.
X + 2x + -2x = 84 + -2x

Combine like terms: 2x + -2x = 0
X + 0 = 84 + -2x
X = 84 + -2x

Simplifying
X = 84 + -2x

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