-6.7=7.8y-6.8y+6.4

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Solution for -6.7=7.8y-6.8y+6.4 equation:


Simplifying
-6.7 = 7.8y + -6.8y + 6.4

Reorder the terms:
-6.7 = 6.4 + 7.8y + -6.8y

Combine like terms: 7.8y + -6.8y = 1y
-6.7 = 6.4 + 1y

Solving
-6.7 = 6.4 + 1y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-6.7 + -1y = 6.4 + 1y + -1y

Combine like terms: 1y + -1y = 0
-6.7 + -1y = 6.4 + 0
-6.7 + -1y = 6.4

Add '6.7' to each side of the equation.
-6.7 + 6.7 + -1y = 6.4 + 6.7

Combine like terms: -6.7 + 6.7 = 0.0
0.0 + -1y = 6.4 + 6.7
-1y = 6.4 + 6.7

Combine like terms: 6.4 + 6.7 = 13.1
-1y = 13.1

Divide each side by '-1'.
y = -13.1

Simplifying
y = -13.1

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