7y-4=-7

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Solution for 7y-4=-7 equation: 


Simplifying
7y + -4 = -7

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

Solving
-4 + 7y = -7

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + 7y = -7 + 4

Combine like terms: -4 + 4 = 0
0 + 7y = -7 + 4
7y = -7 + 4

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

Divide each side by '7'.
y = -0.4285714286

Simplifying
y = -0.4285714286

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