5z-2z-4=(-7)

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Solution for 5z-2z-4=(-7) equation:


Simplifying
5z + -2z + -4 = (-7)

Reorder the terms:
-4 + 5z + -2z = (-7)

Combine like terms: 5z + -2z = 3z
-4 + 3z = (-7)
-4 + 3z = -7

Solving
-4 + 3z = -7

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + 3z = -7 + 4

Combine like terms: -4 + 4 = 0
0 + 3z = -7 + 4
3z = -7 + 4

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

Divide each side by '3'.
z = -1

Simplifying
z = -1

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