3(7x-9)=-15+17x

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Solution for 3(7x-9)=-15+17x equation:


Simplifying
3(7x + -9) = -15 + 17x

Reorder the terms:
3(-9 + 7x) = -15 + 17x
(-9 * 3 + 7x * 3) = -15 + 17x
(-27 + 21x) = -15 + 17x

Solving
-27 + 21x = -15 + 17x

Solving for variable 'x'.

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

Add '-17x' to each side of the equation.
-27 + 21x + -17x = -15 + 17x + -17x

Combine like terms: 21x + -17x = 4x
-27 + 4x = -15 + 17x + -17x

Combine like terms: 17x + -17x = 0
-27 + 4x = -15 + 0
-27 + 4x = -15

Add '27' to each side of the equation.
-27 + 27 + 4x = -15 + 27

Combine like terms: -27 + 27 = 0
0 + 4x = -15 + 27
4x = -15 + 27

Combine like terms: -15 + 27 = 12
4x = 12

Divide each side by '4'.
x = 3

Simplifying
x = 3

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