[7(x+5)-15]-[4(x-6)+7]=

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Solution for [7(x+5)-15]-[4(x-6)+7]= equation:


Simplifying
[7(x + 5) + -15] + -1[4(x + -6) + 7] = 0

Reorder the terms:
[7(5 + x) + -15] + -1[4(x + -6) + 7] = 0
[(5 * 7 + x * 7) + -15] + -1[4(x + -6) + 7] = 0
[(35 + 7x) + -15] + -1[4(x + -6) + 7] = 0

Reorder the terms:
[35 + -15 + 7x] + -1[4(x + -6) + 7] = 0

Combine like terms: 35 + -15 = 20
[20 + 7x] + -1[4(x + -6) + 7] = 0

Remove brackets around [20 + 7x]
20 + 7x + -1[4(x + -6) + 7] = 0

Reorder the terms:
20 + 7x + -1[4(-6 + x) + 7] = 0
20 + 7x + -1[(-6 * 4 + x * 4) + 7] = 0
20 + 7x + -1[(-24 + 4x) + 7] = 0

Reorder the terms:
20 + 7x + -1[-24 + 7 + 4x] = 0

Combine like terms: -24 + 7 = -17
20 + 7x + -1[-17 + 4x] = 0
20 + 7x + [-17 * -1 + 4x * -1] = 0
20 + 7x + [17 + -4x] = 0

Reorder the terms:
20 + 17 + 7x + -4x = 0

Combine like terms: 20 + 17 = 37
37 + 7x + -4x = 0

Combine like terms: 7x + -4x = 3x
37 + 3x = 0

Solving
37 + 3x = 0

Solving for variable 'x'.

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

Add '-37' to each side of the equation.
37 + -37 + 3x = 0 + -37

Combine like terms: 37 + -37 = 0
0 + 3x = 0 + -37
3x = 0 + -37

Combine like terms: 0 + -37 = -37
3x = -37

Divide each side by '3'.
x = -12.33333333

Simplifying
x = -12.33333333

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