3(-1.1-.7y)+3y=12

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Solution for 3(-1.1-.7y)+3y=12 equation:


Simplifying
3(-1.1 + -0.7y) + 3y = 12
(-1.1 * 3 + -0.7y * 3) + 3y = 12
(-3.3 + -2.1y) + 3y = 12

Combine like terms: -2.1y + 3y = 0.9y
-3.3 + 0.9y = 12

Solving
-3.3 + 0.9y = 12

Solving for variable 'y'.

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

Add '3.3' to each side of the equation.
-3.3 + 3.3 + 0.9y = 12 + 3.3

Combine like terms: -3.3 + 3.3 = 0.0
0.0 + 0.9y = 12 + 3.3
0.9y = 12 + 3.3

Combine like terms: 12 + 3.3 = 15.3
0.9y = 15.3

Divide each side by '0.9'.
y = 17

Simplifying
y = 17

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