158.5=2(42)+2w

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Solution for 158.5=2(42)+2w equation: 


Simplifying
158.5 = 2(42) + 2w

Multiply 2 * 42
158.5 = 84 + 2w

Solving
158.5 = 84 + 2w

Solving for variable 'w'.

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

Add '-2w' to each side of the equation.
158.5 + -2w = 84 + 2w + -2w

Combine like terms: 2w + -2w = 0
158.5 + -2w = 84 + 0
158.5 + -2w = 84

Add '-158.5' to each side of the equation.
158.5 + -158.5 + -2w = 84 + -158.5

Combine like terms: 158.5 + -158.5 = 0.0
0.0 + -2w = 84 + -158.5
-2w = 84 + -158.5

Combine like terms: 84 + -158.5 = -74.5
-2w = -74.5

Divide each side by '-2'.
w = 37.25

Simplifying
w = 37.25

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