y-(y+3)=7+6

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Solution for y-(y+3)=7+6 equation: 


Simplifying
y + -1(y + 3) = 7 + 6

Reorder the terms:
y + -1(3 + y) = 7 + 6
y + (3 * -1 + y * -1) = 7 + 6
y + (-3 + -1y) = 7 + 6

Reorder the terms:
-3 + y + -1y = 7 + 6

Combine like terms: y + -1y = 0
-3 + 0 = 7 + 6
-3 = 7 + 6

Combine like terms: 7 + 6 = 13
-3 = 13

Solving
-3 = 13

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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