X+2x+7x+2=42

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Solution for X+2x+7x+2=42 equation:


Simplifying
X + 2x + 7x + 2 = 42

Reorder the terms:
2 + X + 2x + 7x = 42

Combine like terms: 2x + 7x = 9x
2 + X + 9x = 42

Solving
2 + X + 9x = 42

Solving for variable 'X'.

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

Add '-2' to each side of the equation.
2 + X + -2 + 9x = 42 + -2

Reorder the terms:
2 + -2 + X + 9x = 42 + -2

Combine like terms: 2 + -2 = 0
0 + X + 9x = 42 + -2
X + 9x = 42 + -2

Combine like terms: 42 + -2 = 40
X + 9x = 40

Add '-9x' to each side of the equation.
X + 9x + -9x = 40 + -9x

Combine like terms: 9x + -9x = 0
X + 0 = 40 + -9x
X = 40 + -9x

Simplifying
X = 40 + -9x

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