w+.1r+w-.4r=

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Solution for w+.1r+w-.4r= equation:


Simplifying
w + 0.1r + w + -0.4r = 0

Reorder the terms:
0.1r + -0.4r + w + w = 0

Combine like terms: 0.1r + -0.4r = -0.3r
-0.3r + w + w = 0

Combine like terms: w + w = 2w
-0.3r + 2w = 0

Solving
-0.3r + 2w = 0

Solving for variable 'r'.

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

Add '-2w' to each side of the equation.
-0.3r + 2w + -2w = 0 + -2w

Combine like terms: 2w + -2w = 0
-0.3r + 0 = 0 + -2w
-0.3r = 0 + -2w
Remove the zero:
-0.3r = -2w

Divide each side by '-0.3'.
r = 6.666666667w

Simplifying
r = 6.666666667w

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