7y+9=7z-6

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Solution for 7y+9=7z-6 equation:


Simplifying
7y + 9 = 7z + -6

Reorder the terms:
9 + 7y = 7z + -6

Reorder the terms:
9 + 7y = -6 + 7z

Solving
9 + 7y = -6 + 7z

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + 7y = -6 + -9 + 7z

Combine like terms: 9 + -9 = 0
0 + 7y = -6 + -9 + 7z
7y = -6 + -9 + 7z

Combine like terms: -6 + -9 = -15
7y = -15 + 7z

Divide each side by '7'.
y = -2.142857143 + z

Simplifying
y = -2.142857143 + z

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