6(x-7)+9=3(x-7)

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Solution for 6(x-7)+9=3(x-7) equation:


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

Reorder the terms:
6(-7 + x) + 9 = 3(x + -7)
(-7 * 6 + x * 6) + 9 = 3(x + -7)
(-42 + 6x) + 9 = 3(x + -7)

Reorder the terms:
-42 + 9 + 6x = 3(x + -7)

Combine like terms: -42 + 9 = -33
-33 + 6x = 3(x + -7)

Reorder the terms:
-33 + 6x = 3(-7 + x)
-33 + 6x = (-7 * 3 + x * 3)
-33 + 6x = (-21 + 3x)

Solving
-33 + 6x = -21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-33 + 6x + -3x = -21 + 3x + -3x

Combine like terms: 6x + -3x = 3x
-33 + 3x = -21 + 3x + -3x

Combine like terms: 3x + -3x = 0
-33 + 3x = -21 + 0
-33 + 3x = -21

Add '33' to each side of the equation.
-33 + 33 + 3x = -21 + 33

Combine like terms: -33 + 33 = 0
0 + 3x = -21 + 33
3x = -21 + 33

Combine like terms: -21 + 33 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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