4.50(x-400)=

Solution for 4.50(x-400)= equation:

Simplifying
4.50(x + -400) = 0

Reorder the terms:
4.50(-400 + x) = 0
(-400 * 4.50 + x * 4.50) = 0
(-1800 + 4.50x) = 0

Solving
-1800 + 4.50x = 0

Solving for variable 'x'.

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

Add '1800' to each side of the equation.
-1800 + 1800 + 4.50x = 0 + 1800

Combine like terms: -1800 + 1800 = 0
0 + 4.50x = 0 + 1800
4.50x = 0 + 1800

Combine like terms: 0 + 1800 = 1800
4.50x = 1800

Divide each side by '4.50'.
x = 400

Simplifying
x = 400