10(z-1)-10(10z+2)=

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Solution for 10(z-1)-10(10z+2)= equation:


Simplifying
10(z + -1) + -10(10z + 2) = 0

Reorder the terms:
10(-1 + z) + -10(10z + 2) = 0
(-1 * 10 + z * 10) + -10(10z + 2) = 0
(-10 + 10z) + -10(10z + 2) = 0

Reorder the terms:
-10 + 10z + -10(2 + 10z) = 0
-10 + 10z + (2 * -10 + 10z * -10) = 0
-10 + 10z + (-20 + -100z) = 0

Reorder the terms:
-10 + -20 + 10z + -100z = 0

Combine like terms: -10 + -20 = -30
-30 + 10z + -100z = 0

Combine like terms: 10z + -100z = -90z
-30 + -90z = 0

Solving
-30 + -90z = 0

Solving for variable 'z'.

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

Add '30' to each side of the equation.
-30 + 30 + -90z = 0 + 30

Combine like terms: -30 + 30 = 0
0 + -90z = 0 + 30
-90z = 0 + 30

Combine like terms: 0 + 30 = 30
-90z = 30

Divide each side by '-90'.
z = -0.3333333333

Simplifying
z = -0.3333333333

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