7-2x+9=3x-4

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Solution for 7-2x+9=3x-4 equation:


Simplifying
7 + -2x + 9 = 3x + -4

Reorder the terms:
7 + 9 + -2x = 3x + -4

Combine like terms: 7 + 9 = 16
16 + -2x = 3x + -4

Reorder the terms:
16 + -2x = -4 + 3x

Solving
16 + -2x = -4 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
16 + -2x + -3x = -4 + 3x + -3x

Combine like terms: -2x + -3x = -5x
16 + -5x = -4 + 3x + -3x

Combine like terms: 3x + -3x = 0
16 + -5x = -4 + 0
16 + -5x = -4

Add '-16' to each side of the equation.
16 + -16 + -5x = -4 + -16

Combine like terms: 16 + -16 = 0
0 + -5x = -4 + -16
-5x = -4 + -16

Combine like terms: -4 + -16 = -20
-5x = -20

Divide each side by '-5'.
x = 4

Simplifying
x = 4

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