0.7(3y+6)=0

Solution for 0.7(3y+6)=0 equation:

Simplifying
0.7(3y + 6) = 0

Reorder the terms:
0.7(6 + 3y) = 0
(6 * 0.7 + 3y * 0.7) = 0
(4.2 + 2.1y) = 0

Solving
4.2 + 2.1y = 0

Solving for variable 'y'.

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

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 2.1y = 0 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 2.1y = 0 + -4.2
2.1y = 0 + -4.2

Combine like terms: 0 + -4.2 = -4.2
2.1y = -4.2

Divide each side by '2.1'.
y = -2

Simplifying
y = -2