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

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


Simplifying
-1(2z + 3) + 7(9 + -1z) = 0

Reorder the terms:
-1(3 + 2z) + 7(9 + -1z) = 0
(3 * -1 + 2z * -1) + 7(9 + -1z) = 0
(-3 + -2z) + 7(9 + -1z) = 0
-3 + -2z + (9 * 7 + -1z * 7) = 0
-3 + -2z + (63 + -7z) = 0

Reorder the terms:
-3 + 63 + -2z + -7z = 0

Combine like terms: -3 + 63 = 60
60 + -2z + -7z = 0

Combine like terms: -2z + -7z = -9z
60 + -9z = 0

Solving
60 + -9z = 0

Solving for variable 'z'.

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

Add '-60' to each side of the equation.
60 + -60 + -9z = 0 + -60

Combine like terms: 60 + -60 = 0
0 + -9z = 0 + -60
-9z = 0 + -60

Combine like terms: 0 + -60 = -60
-9z = -60

Divide each side by '-9'.
z = 6.666666667

Simplifying
z = 6.666666667

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