7x+3[9-(2x-6)]=

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Solution for 7x+3[9-(2x-6)]= equation:


Simplifying
7x + 3[9 + -1(2x + -6)] = 0

Reorder the terms:
7x + 3[9 + -1(-6 + 2x)] = 0
7x + 3[9 + (-6 * -1 + 2x * -1)] = 0
7x + 3[9 + (6 + -2x)] = 0

Combine like terms: 9 + 6 = 15
7x + 3[15 + -2x] = 0
7x + [15 * 3 + -2x * 3] = 0
7x + [45 + -6x] = 0

Reorder the terms:
45 + 7x + -6x = 0

Combine like terms: 7x + -6x = 1x
45 + 1x = 0

Solving
45 + 1x = 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 + 1x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + 1x = 0 + -45
1x = 0 + -45

Combine like terms: 0 + -45 = -45
1x = -45

Divide each side by '1'.
x = -45

Simplifying
x = -45

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