66-1x=-4x+78

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Solution for 66-1x=-4x+78 equation:


Simplifying
66 + -1x = -4x + 78

Reorder the terms:
66 + -1x = 78 + -4x

Solving
66 + -1x = 78 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
66 + -1x + 4x = 78 + -4x + 4x

Combine like terms: -1x + 4x = 3x
66 + 3x = 78 + -4x + 4x

Combine like terms: -4x + 4x = 0
66 + 3x = 78 + 0
66 + 3x = 78

Add '-66' to each side of the equation.
66 + -66 + 3x = 78 + -66

Combine like terms: 66 + -66 = 0
0 + 3x = 78 + -66
3x = 78 + -66

Combine like terms: 78 + -66 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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