3x-9+4x=3+5x+4

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Solution for 3x-9+4x=3+5x+4 equation:


Simplifying
3x + -9 + 4x = 3 + 5x + 4

Reorder the terms:
-9 + 3x + 4x = 3 + 5x + 4

Combine like terms: 3x + 4x = 7x
-9 + 7x = 3 + 5x + 4

Reorder the terms:
-9 + 7x = 3 + 4 + 5x

Combine like terms: 3 + 4 = 7
-9 + 7x = 7 + 5x

Solving
-9 + 7x = 7 + 5x

Solving for variable 'x'.

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

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

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

Combine like terms: 5x + -5x = 0
-9 + 2x = 7 + 0
-9 + 2x = 7

Add '9' to each side of the equation.
-9 + 9 + 2x = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 7 + 9
2x = 7 + 9

Combine like terms: 7 + 9 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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