3[x+4(7-x)+27]-10=74-12x

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Solution for 3[x+4(7-x)+27]-10=74-12x equation:


Simplifying
3[x + 4(7 + -1x) + 27] + -10 = 74 + -12x
3[x + (7 * 4 + -1x * 4) + 27] + -10 = 74 + -12x
3[x + (28 + -4x) + 27] + -10 = 74 + -12x

Reorder the terms:
3[28 + 27 + x + -4x] + -10 = 74 + -12x

Combine like terms: 28 + 27 = 55
3[55 + x + -4x] + -10 = 74 + -12x

Combine like terms: x + -4x = -3x
3[55 + -3x] + -10 = 74 + -12x
[55 * 3 + -3x * 3] + -10 = 74 + -12x
[165 + -9x] + -10 = 74 + -12x

Reorder the terms:
165 + -10 + -9x = 74 + -12x

Combine like terms: 165 + -10 = 155
155 + -9x = 74 + -12x

Solving
155 + -9x = 74 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
155 + -9x + 12x = 74 + -12x + 12x

Combine like terms: -9x + 12x = 3x
155 + 3x = 74 + -12x + 12x

Combine like terms: -12x + 12x = 0
155 + 3x = 74 + 0
155 + 3x = 74

Add '-155' to each side of the equation.
155 + -155 + 3x = 74 + -155

Combine like terms: 155 + -155 = 0
0 + 3x = 74 + -155
3x = 74 + -155

Combine like terms: 74 + -155 = -81
3x = -81

Divide each side by '3'.
x = -27

Simplifying
x = -27

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