2w-0.4=1+1.8w

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Solution for 2w-0.4=1+1.8w equation:


Simplifying
2w + -0.4 = 1 + 1.8w

Reorder the terms:
-0.4 + 2w = 1 + 1.8w

Solving
-0.4 + 2w = 1 + 1.8w

Solving for variable 'w'.

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

Add '-1.8w' to each side of the equation.
-0.4 + 2w + -1.8w = 1 + 1.8w + -1.8w

Combine like terms: 2w + -1.8w = 0.2w
-0.4 + 0.2w = 1 + 1.8w + -1.8w

Combine like terms: 1.8w + -1.8w = 0.0
-0.4 + 0.2w = 1 + 0.0
-0.4 + 0.2w = 1

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 0.2w = 1 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 0.2w = 1 + 0.4
0.2w = 1 + 0.4

Combine like terms: 1 + 0.4 = 1.4
0.2w = 1.4

Divide each side by '0.2'.
w = 7

Simplifying
w = 7

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