8y+12=-8.4

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Solution for 8y+12=-8.4 equation: 


Simplifying
8y + 12 = -8.4

Reorder the terms:
12 + 8y = -8.4

Solving
12 + 8y = -8.4

Solving for variable 'y'.

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

Add '-12' to each side of the equation.
12 + -12 + 8y = -8.4 + -12

Combine like terms: 12 + -12 = 0
0 + 8y = -8.4 + -12
8y = -8.4 + -12

Combine like terms: -8.4 + -12 = -20.4
8y = -20.4

Divide each side by '8'.
y = -2.55

Simplifying
y = -2.55

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