3.1-7-2y=0.7

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Solution for 3.1-7-2y=0.7 equation: 


Simplifying
3.1 + -7 + -2y = 0.7

Combine like terms: 3.1 + -7 = -3.9
-3.9 + -2y = 0.7

Solving
-3.9 + -2y = 0.7

Solving for variable 'y'.

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

Add '3.9' to each side of the equation.
-3.9 + 3.9 + -2y = 0.7 + 3.9

Combine like terms: -3.9 + 3.9 = 0.0
0.0 + -2y = 0.7 + 3.9
-2y = 0.7 + 3.9

Combine like terms: 0.7 + 3.9 = 4.6
-2y = 4.6

Divide each side by '-2'.
y = -2.3

Simplifying
y = -2.3

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