7x+12=10x+9

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Solution for 7x+12=10x+9 equation:


Simplifying
7x + 12 = 10x + 9

Reorder the terms:
12 + 7x = 10x + 9

Reorder the terms:
12 + 7x = 9 + 10x

Solving
12 + 7x = 9 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
12 + 7x + -10x = 9 + 10x + -10x

Combine like terms: 7x + -10x = -3x
12 + -3x = 9 + 10x + -10x

Combine like terms: 10x + -10x = 0
12 + -3x = 9 + 0
12 + -3x = 9

Add '-12' to each side of the equation.
12 + -12 + -3x = 9 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = 9 + -12
-3x = 9 + -12

Combine like terms: 9 + -12 = -3
-3x = -3

Divide each side by '-3'.
x = 1

Simplifying
x = 1

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