12+2.1w=5.7

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Solution for 12+2.1w=5.7 equation: 


Simplifying
12 + 2.1w = 5.7

Solving
12 + 2.1w = 5.7

Solving for variable 'w'.

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

Add '-12' to each side of the equation.
12 + -12 + 2.1w = 5.7 + -12

Combine like terms: 12 + -12 = 0
0 + 2.1w = 5.7 + -12
2.1w = 5.7 + -12

Combine like terms: 5.7 + -12 = -6.3
2.1w = -6.3

Divide each side by '2.1'.
w = -3

Simplifying
w = -3

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