7z-10-2z+5=0

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Solution for 7z-10-2z+5=0 equation:


Simplifying
7z + -10 + -2z + 5 = 0

Reorder the terms:
-10 + 5 + 7z + -2z = 0

Combine like terms: -10 + 5 = -5
-5 + 7z + -2z = 0

Combine like terms: 7z + -2z = 5z
-5 + 5z = 0

Solving
-5 + 5z = 0

Solving for variable 'z'.

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

Add '5' to each side of the equation.
-5 + 5 + 5z = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 5z = 0 + 5
5z = 0 + 5

Combine like terms: 0 + 5 = 5
5z = 5

Divide each side by '5'.
z = 1

Simplifying
z = 1

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