7x-3=9(x-1)

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Solution for 7x-3=9(x-1) equation:


Simplifying
7x + -3 = 9(x + -1)

Reorder the terms:
-3 + 7x = 9(x + -1)

Reorder the terms:
-3 + 7x = 9(-1 + x)
-3 + 7x = (-1 * 9 + x * 9)
-3 + 7x = (-9 + 9x)

Solving
-3 + 7x = -9 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-3 + 7x + -9x = -9 + 9x + -9x

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

Combine like terms: 9x + -9x = 0
-3 + -2x = -9 + 0
-3 + -2x = -9

Add '3' to each side of the equation.
-3 + 3 + -2x = -9 + 3

Combine like terms: -3 + 3 = 0
0 + -2x = -9 + 3
-2x = -9 + 3

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

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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