3x+9-7=13x+6-8

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Solution for 3x+9-7=13x+6-8 equation:


Simplifying
3x + 9 + -7 = 13x + 6 + -8

Reorder the terms:
9 + -7 + 3x = 13x + 6 + -8

Combine like terms: 9 + -7 = 2
2 + 3x = 13x + 6 + -8

Reorder the terms:
2 + 3x = 6 + -8 + 13x

Combine like terms: 6 + -8 = -2
2 + 3x = -2 + 13x

Solving
2 + 3x = -2 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
2 + 3x + -13x = -2 + 13x + -13x

Combine like terms: 3x + -13x = -10x
2 + -10x = -2 + 13x + -13x

Combine like terms: 13x + -13x = 0
2 + -10x = -2 + 0
2 + -10x = -2

Add '-2' to each side of the equation.
2 + -2 + -10x = -2 + -2

Combine like terms: 2 + -2 = 0
0 + -10x = -2 + -2
-10x = -2 + -2

Combine like terms: -2 + -2 = -4
-10x = -4

Divide each side by '-10'.
x = 0.4

Simplifying
x = 0.4

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