3y-6*y-6=420

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Solution for 3y-6*y-6=420 equation:


Simplifying
3y + -6y + -6 = 420

Reorder the terms:
-6 + 3y + -6y = 420

Combine like terms: 3y + -6y = -3y
-6 + -3y = 420

Solving
-6 + -3y = 420

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 + -3y = 420 + 6

Combine like terms: -6 + 6 = 0
0 + -3y = 420 + 6
-3y = 420 + 6

Combine like terms: 420 + 6 = 426
-3y = 426

Divide each side by '-3'.
y = -142

Simplifying
y = -142

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