3x-2[5(x+3)-(x-6)]-3=

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Solution for 3x-2[5(x+3)-(x-6)]-3= equation:


Simplifying
3x + -2[5(x + 3) + -1(x + -6)] + -3 = 0

Reorder the terms:
3x + -2[5(3 + x) + -1(x + -6)] + -3 = 0
3x + -2[(3 * 5 + x * 5) + -1(x + -6)] + -3 = 0
3x + -2[(15 + 5x) + -1(x + -6)] + -3 = 0

Reorder the terms:
3x + -2[15 + 5x + -1(-6 + x)] + -3 = 0
3x + -2[15 + 5x + (-6 * -1 + x * -1)] + -3 = 0
3x + -2[15 + 5x + (6 + -1x)] + -3 = 0

Reorder the terms:
3x + -2[15 + 6 + 5x + -1x] + -3 = 0

Combine like terms: 15 + 6 = 21
3x + -2[21 + 5x + -1x] + -3 = 0

Combine like terms: 5x + -1x = 4x
3x + -2[21 + 4x] + -3 = 0
3x + [21 * -2 + 4x * -2] + -3 = 0
3x + [-42 + -8x] + -3 = 0

Reorder the terms:
-42 + -3 + 3x + -8x = 0

Combine like terms: -42 + -3 = -45
-45 + 3x + -8x = 0

Combine like terms: 3x + -8x = -5x
-45 + -5x = 0

Solving
-45 + -5x = 0

Solving for variable 'x'.

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

Add '45' to each side of the equation.
-45 + 45 + -5x = 0 + 45

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

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

Divide each side by '-5'.
x = -9

Simplifying
x = -9

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