90=-6(1-4x)

Solution for 90=-6(1-4x) equation:

Simplifying
90 = -6(1 + -4x)
90 = (1 * -6 + -4x * -6)
90 = (-6 + 24x)

Solving
90 = -6 + 24x

Solving for variable 'x'.

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

Add '-24x' to each side of the equation.
90 + -24x = -6 + 24x + -24x

Combine like terms: 24x + -24x = 0
90 + -24x = -6 + 0
90 + -24x = -6

Add '-90' to each side of the equation.
90 + -90 + -24x = -6 + -90

Combine like terms: 90 + -90 = 0
0 + -24x = -6 + -90
-24x = -6 + -90

Combine like terms: -6 + -90 = -96
-24x = -96

Divide each side by '-24'.
x = 4

Simplifying
x = 4