7-0.3y=12

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Solution for 7-0.3y=12 equation: 


Simplifying
7 + -0.3y = 12

Solving
7 + -0.3y = 12

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + -0.3y = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -0.3y = 12 + -7
-0.3y = 12 + -7

Combine like terms: 12 + -7 = 5
-0.3y = 5

Divide each side by '-0.3'.
y = -16.66666667

Simplifying
y = -16.66666667

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