7+z-y=A

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Solution for 7+z-y=A equation:


Simplifying
7 + z + -1y = A

Reorder the terms:
7 + -1y + z = A

Solving
7 + -1y + z = A

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -1y + -7 + z = -7 + A

Reorder the terms:
7 + -7 + -1y + z = -7 + A

Combine like terms: 7 + -7 = 0
0 + -1y + z = -7 + A
-1y + z = -7 + A

Add '-1z' to each side of the equation.
-1y + z + -1z = -7 + A + -1z

Combine like terms: z + -1z = 0
-1y + 0 = -7 + A + -1z
-1y = -7 + A + -1z

Divide each side by '-1'.
y = 7 + -1A + z

Simplifying
y = 7 + -1A + z

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