3(4x+5)-(9x-2)=

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Solution for 3(4x+5)-(9x-2)= equation:


Simplifying
3(4x + 5) + -1(9x + -2) = 0

Reorder the terms:
3(5 + 4x) + -1(9x + -2) = 0
(5 * 3 + 4x * 3) + -1(9x + -2) = 0
(15 + 12x) + -1(9x + -2) = 0

Reorder the terms:
15 + 12x + -1(-2 + 9x) = 0
15 + 12x + (-2 * -1 + 9x * -1) = 0
15 + 12x + (2 + -9x) = 0

Reorder the terms:
15 + 2 + 12x + -9x = 0

Combine like terms: 15 + 2 = 17
17 + 12x + -9x = 0

Combine like terms: 12x + -9x = 3x
17 + 3x = 0

Solving
17 + 3x = 0

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 3x = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 3x = 0 + -17
3x = 0 + -17

Combine like terms: 0 + -17 = -17
3x = -17

Divide each side by '3'.
x = -5.666666667

Simplifying
x = -5.666666667

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