8(z-2)-(-3z-9)=10z

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Solution for 8(z-2)-(-3z-9)=10z equation:


Simplifying
8(z + -2) + -1(-3z + -9) = 10z

Reorder the terms:
8(-2 + z) + -1(-3z + -9) = 10z
(-2 * 8 + z * 8) + -1(-3z + -9) = 10z
(-16 + 8z) + -1(-3z + -9) = 10z

Reorder the terms:
-16 + 8z + -1(-9 + -3z) = 10z
-16 + 8z + (-9 * -1 + -3z * -1) = 10z
-16 + 8z + (9 + 3z) = 10z

Reorder the terms:
-16 + 9 + 8z + 3z = 10z

Combine like terms: -16 + 9 = -7
-7 + 8z + 3z = 10z

Combine like terms: 8z + 3z = 11z
-7 + 11z = 10z

Solving
-7 + 11z = 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
-7 + 11z + -10z = 10z + -10z

Combine like terms: 11z + -10z = 1z
-7 + 1z = 10z + -10z

Combine like terms: 10z + -10z = 0
-7 + 1z = 0

Add '7' to each side of the equation.
-7 + 7 + 1z = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 1z = 0 + 7
1z = 0 + 7

Combine like terms: 0 + 7 = 7
1z = 7

Divide each side by '1'.
z = 7

Simplifying
z = 7

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