(5w-15)2.1=

Solution for (5w-15)2.1= equation:

Simplifying
(5w + -15) * 2.1 = 0

Reorder the terms:
(-15 + 5w) * 2.1 = 0

Reorder the terms for easier multiplication:
2.1(-15 + 5w) = 0
(-15 * 2.1 + 5w * 2.1) = 0
(-31.5 + 10.5w) = 0

Solving
-31.5 + 10.5w = 0

Solving for variable 'w'.

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

Add '31.5' to each side of the equation.
-31.5 + 31.5 + 10.5w = 0 + 31.5

Combine like terms: -31.5 + 31.5 = 0.0
0.0 + 10.5w = 0 + 31.5
10.5w = 0 + 31.5

Combine like terms: 0 + 31.5 = 31.5
10.5w = 31.5

Divide each side by '10.5'.
w = 3

Simplifying
w = 3