3x+4x=2x-30

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Solution for 3x+4x=2x-30 equation:


Simplifying
3x + 4x = 2x + -30

Combine like terms: 3x + 4x = 7x
7x = 2x + -30

Reorder the terms:
7x = -30 + 2x

Solving
7x = -30 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
7x + -2x = -30 + 2x + -2x

Combine like terms: 7x + -2x = 5x
5x = -30 + 2x + -2x

Combine like terms: 2x + -2x = 0
5x = -30 + 0
5x = -30

Divide each side by '5'.
x = -6

Simplifying
x = -6

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