2(3.5)+2w=31

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Solution for 2(3.5)+2w=31 equation: 


Simplifying
2(3.5) + 2w = 31

Multiply 2 * 3.5
7 + 2w = 31

Solving
7 + 2w = 31

Solving for variable 'w'.

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

Add '-7' to each side of the equation.
7 + -7 + 2w = 31 + -7

Combine like terms: 7 + -7 = 0
0 + 2w = 31 + -7
2w = 31 + -7

Combine like terms: 31 + -7 = 24
2w = 24

Divide each side by '2'.
w = 12

Simplifying
w = 12

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