4x+9x-7x-5=7

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Solution for 4x+9x-7x-5=7 equation:


Simplifying
4x + 9x + -7x + -5 = 7

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

Combine like terms: 4x + 9x = 13x
-5 + 13x + -7x = 7

Combine like terms: 13x + -7x = 6x
-5 + 6x = 7

Solving
-5 + 6x = 7

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 6x = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 6x = 7 + 5
6x = 7 + 5

Combine like terms: 7 + 5 = 12
6x = 12

Divide each side by '6'.
x = 2

Simplifying
x = 2

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