4z-9=7x-15

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Solution for 4z-9=7x-15 equation:


Simplifying
4z + -9 = 7x + -15

Reorder the terms:
-9 + 4z = 7x + -15

Reorder the terms:
-9 + 4z = -15 + 7x

Solving
-9 + 4z = -15 + 7x

Solving for variable 'z'.

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

Add '9' to each side of the equation.
-9 + 9 + 4z = -15 + 9 + 7x

Combine like terms: -9 + 9 = 0
0 + 4z = -15 + 9 + 7x
4z = -15 + 9 + 7x

Combine like terms: -15 + 9 = -6
4z = -6 + 7x

Divide each side by '4'.
z = -1.5 + 1.75x

Simplifying
z = -1.5 + 1.75x

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