2z+9.75-7.5=-5.15

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Solution for 2z+9.75-7.5=-5.15 equation: 


Simplifying
2z + 9.75 + -7.5 = -5.15

Reorder the terms:
9.75 + -7.5 + 2z = -5.15

Combine like terms: 9.75 + -7.5 = 2.25
2.25 + 2z = -5.15

Solving
2.25 + 2z = -5.15

Solving for variable 'z'.

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

Add '-2.25' to each side of the equation.
2.25 + -2.25 + 2z = -5.15 + -2.25

Combine like terms: 2.25 + -2.25 = 0.00
0.00 + 2z = -5.15 + -2.25
2z = -5.15 + -2.25

Combine like terms: -5.15 + -2.25 = -7.4
2z = -7.4

Divide each side by '2'.
z = -3.7

Simplifying
z = -3.7

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