2(7-3z)-2(2z+9)=z-10

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Solution for 2(7-3z)-2(2z+9)=z-10 equation:


Simplifying
2(7 + -3z) + -2(2z + 9) = z + -10
(7 * 2 + -3z * 2) + -2(2z + 9) = z + -10
(14 + -6z) + -2(2z + 9) = z + -10

Reorder the terms:
14 + -6z + -2(9 + 2z) = z + -10
14 + -6z + (9 * -2 + 2z * -2) = z + -10
14 + -6z + (-18 + -4z) = z + -10

Reorder the terms:
14 + -18 + -6z + -4z = z + -10

Combine like terms: 14 + -18 = -4
-4 + -6z + -4z = z + -10

Combine like terms: -6z + -4z = -10z
-4 + -10z = z + -10

Reorder the terms:
-4 + -10z = -10 + z

Solving
-4 + -10z = -10 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-4 + -10z + -1z = -10 + z + -1z

Combine like terms: -10z + -1z = -11z
-4 + -11z = -10 + z + -1z

Combine like terms: z + -1z = 0
-4 + -11z = -10 + 0
-4 + -11z = -10

Add '4' to each side of the equation.
-4 + 4 + -11z = -10 + 4

Combine like terms: -4 + 4 = 0
0 + -11z = -10 + 4
-11z = -10 + 4

Combine like terms: -10 + 4 = -6
-11z = -6

Divide each side by '-11'.
z = 0.5454545455

Simplifying
z = 0.5454545455

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