1.25z-1=-3.5

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Solution for 1.25z-1=-3.5 equation: 


Simplifying
1.25z + -1 = -3.5

Reorder the terms:
-1 + 1.25z = -3.5

Solving
-1 + 1.25z = -3.5

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 1.25z = -3.5 + 1

Combine like terms: -1 + 1 = 0
0 + 1.25z = -3.5 + 1
1.25z = -3.5 + 1

Combine like terms: -3.5 + 1 = -2.5
1.25z = -2.5

Divide each side by '1.25'.
z = -2

Simplifying
z = -2

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