10x-30=7x-3

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Solution for 10x-30=7x-3 equation:


Simplifying
10x + -30 = 7x + -3

Reorder the terms:
-30 + 10x = 7x + -3

Reorder the terms:
-30 + 10x = -3 + 7x

Solving
-30 + 10x = -3 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-30 + 10x + -7x = -3 + 7x + -7x

Combine like terms: 10x + -7x = 3x
-30 + 3x = -3 + 7x + -7x

Combine like terms: 7x + -7x = 0
-30 + 3x = -3 + 0
-30 + 3x = -3

Add '30' to each side of the equation.
-30 + 30 + 3x = -3 + 30

Combine like terms: -30 + 30 = 0
0 + 3x = -3 + 30
3x = -3 + 30

Combine like terms: -3 + 30 = 27
3x = 27

Divide each side by '3'.
x = 9

Simplifying
x = 9

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