155=-7x+3(1-4x)

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Solution for 155=-7x+3(1-4x) equation:


Simplifying
155 = -7x + 3(1 + -4x)
155 = -7x + (1 * 3 + -4x * 3)
155 = -7x + (3 + -12x)

Reorder the terms:
155 = 3 + -7x + -12x

Combine like terms: -7x + -12x = -19x
155 = 3 + -19x

Solving
155 = 3 + -19x

Solving for variable 'x'.

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

Add '19x' to each side of the equation.
155 + 19x = 3 + -19x + 19x

Combine like terms: -19x + 19x = 0
155 + 19x = 3 + 0
155 + 19x = 3

Add '-155' to each side of the equation.
155 + -155 + 19x = 3 + -155

Combine like terms: 155 + -155 = 0
0 + 19x = 3 + -155
19x = 3 + -155

Combine like terms: 3 + -155 = -152
19x = -152

Divide each side by '19'.
x = -8

Simplifying
x = -8

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