3y-6+4y=-7

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Solution for 3y-6+4y=-7 equation: 


Simplifying
3y + -6 + 4y = -7

Reorder the terms:
-6 + 3y + 4y = -7

Combine like terms: 3y + 4y = 7y
-6 + 7y = -7

Solving
-6 + 7y = -7

Solving for variable 'y'.

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

Add '6' to each side of the equation.
-6 + 6 + 7y = -7 + 6

Combine like terms: -6 + 6 = 0
0 + 7y = -7 + 6
7y = -7 + 6

Combine like terms: -7 + 6 = -1
7y = -1

Divide each side by '7'.
y = -0.1428571429

Simplifying
y = -0.1428571429

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