9x-15-2x=3[-20+3x]

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Solution for 9x-15-2x=3[-20+3x] equation:


Simplifying
9x + -15 + -2x = 3[-20 + 3x]

Reorder the terms:
-15 + 9x + -2x = 3[-20 + 3x]

Combine like terms: 9x + -2x = 7x
-15 + 7x = 3[-20 + 3x]
-15 + 7x = [-20 * 3 + 3x * 3]
-15 + 7x = [-60 + 9x]

Solving
-15 + 7x = -60 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-15 + 7x + -9x = -60 + 9x + -9x

Combine like terms: 7x + -9x = -2x
-15 + -2x = -60 + 9x + -9x

Combine like terms: 9x + -9x = 0
-15 + -2x = -60 + 0
-15 + -2x = -60

Add '15' to each side of the equation.
-15 + 15 + -2x = -60 + 15

Combine like terms: -15 + 15 = 0
0 + -2x = -60 + 15
-2x = -60 + 15

Combine like terms: -60 + 15 = -45
-2x = -45

Divide each side by '-2'.
x = 22.5

Simplifying
x = 22.5

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