2x+9+7x-4=4x-7

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Solution for 2x+9+7x-4=4x-7 equation:


Simplifying
2x + 9 + 7x + -4 = 4x + -7

Reorder the terms:
9 + -4 + 2x + 7x = 4x + -7

Combine like terms: 9 + -4 = 5
5 + 2x + 7x = 4x + -7

Combine like terms: 2x + 7x = 9x
5 + 9x = 4x + -7

Reorder the terms:
5 + 9x = -7 + 4x

Solving
5 + 9x = -7 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
5 + 9x + -4x = -7 + 4x + -4x

Combine like terms: 9x + -4x = 5x
5 + 5x = -7 + 4x + -4x

Combine like terms: 4x + -4x = 0
5 + 5x = -7 + 0
5 + 5x = -7

Add '-5' to each side of the equation.
5 + -5 + 5x = -7 + -5

Combine like terms: 5 + -5 = 0
0 + 5x = -7 + -5
5x = -7 + -5

Combine like terms: -7 + -5 = -12
5x = -12

Divide each side by '5'.
x = -2.4

Simplifying
x = -2.4

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