9x-(6x-7)=28

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Solution for 9x-(6x-7)=28 equation:


Simplifying
9x + -1(6x + -7) = 28

Reorder the terms:
9x + -1(-7 + 6x) = 28
9x + (-7 * -1 + 6x * -1) = 28
9x + (7 + -6x) = 28

Reorder the terms:
7 + 9x + -6x = 28

Combine like terms: 9x + -6x = 3x
7 + 3x = 28

Solving
7 + 3x = 28

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3x = 28 + -7

Combine like terms: 7 + -7 = 0
0 + 3x = 28 + -7
3x = 28 + -7

Combine like terms: 28 + -7 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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