.3w-4=0.8-.02w

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Solution for .3w-4=0.8-.02w equation:


Simplifying
0.3w + -4 = 0.8 + -0.02w

Reorder the terms:
-4 + 0.3w = 0.8 + -0.02w

Solving
-4 + 0.3w = 0.8 + -0.02w

Solving for variable 'w'.

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

Add '0.02w' to each side of the equation.
-4 + 0.3w + 0.02w = 0.8 + -0.02w + 0.02w

Combine like terms: 0.3w + 0.02w = 0.32w
-4 + 0.32w = 0.8 + -0.02w + 0.02w

Combine like terms: -0.02w + 0.02w = 0.00
-4 + 0.32w = 0.8 + 0.00
-4 + 0.32w = 0.8

Add '4' to each side of the equation.
-4 + 4 + 0.32w = 0.8 + 4

Combine like terms: -4 + 4 = 0
0 + 0.32w = 0.8 + 4
0.32w = 0.8 + 4

Combine like terms: 0.8 + 4 = 4.8
0.32w = 4.8

Divide each side by '0.32'.
w = 15

Simplifying
w = 15

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