5(3x+9)-2x=15x-21x-5

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Solution for 5(3x+9)-2x=15x-21x-5 equation:


Simplifying
5(3x + 9) + -2x = 15x + -21x + -5

Reorder the terms:
5(9 + 3x) + -2x = 15x + -21x + -5
(9 * 5 + 3x * 5) + -2x = 15x + -21x + -5
(45 + 15x) + -2x = 15x + -21x + -5

Combine like terms: 15x + -2x = 13x
45 + 13x = 15x + -21x + -5

Reorder the terms:
45 + 13x = -5 + 15x + -21x

Combine like terms: 15x + -21x = -6x
45 + 13x = -5 + -6x

Solving
45 + 13x = -5 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
45 + 13x + 6x = -5 + -6x + 6x

Combine like terms: 13x + 6x = 19x
45 + 19x = -5 + -6x + 6x

Combine like terms: -6x + 6x = 0
45 + 19x = -5 + 0
45 + 19x = -5

Add '-45' to each side of the equation.
45 + -45 + 19x = -5 + -45

Combine like terms: 45 + -45 = 0
0 + 19x = -5 + -45
19x = -5 + -45

Combine like terms: -5 + -45 = -50
19x = -50

Divide each side by '19'.
x = -2.631578947

Simplifying
x = -2.631578947

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