.25(-18)=x

Solution for .25(-18)=x equation:

Simplifying
0.25(-18) = x

Multiply 0.25 * -18
-4.5 = x

Solving
-4.5 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-4.5 + -1x = x + -1x

Combine like terms: x + -1x = 0
-4.5 + -1x = 0

Add '4.5' to each side of the equation.
-4.5 + 4.5 + -1x = 0 + 4.5

Combine like terms: -4.5 + 4.5 = 0.0
0.0 + -1x = 0 + 4.5
-1x = 0 + 4.5

Combine like terms: 0 + 4.5 = 4.5
-1x = 4.5

Divide each side by '-1'.
x = -4.5

Simplifying
x = -4.5