-9(z+3)+4(4z-5)=6(z-5)+13

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Solution for -9(z+3)+4(4z-5)=6(z-5)+13 equation:


Simplifying
-9(z + 3) + 4(4z + -5) = 6(z + -5) + 13

Reorder the terms:
-9(3 + z) + 4(4z + -5) = 6(z + -5) + 13
(3 * -9 + z * -9) + 4(4z + -5) = 6(z + -5) + 13
(-27 + -9z) + 4(4z + -5) = 6(z + -5) + 13

Reorder the terms:
-27 + -9z + 4(-5 + 4z) = 6(z + -5) + 13
-27 + -9z + (-5 * 4 + 4z * 4) = 6(z + -5) + 13
-27 + -9z + (-20 + 16z) = 6(z + -5) + 13

Reorder the terms:
-27 + -20 + -9z + 16z = 6(z + -5) + 13

Combine like terms: -27 + -20 = -47
-47 + -9z + 16z = 6(z + -5) + 13

Combine like terms: -9z + 16z = 7z
-47 + 7z = 6(z + -5) + 13

Reorder the terms:
-47 + 7z = 6(-5 + z) + 13
-47 + 7z = (-5 * 6 + z * 6) + 13
-47 + 7z = (-30 + 6z) + 13

Reorder the terms:
-47 + 7z = -30 + 13 + 6z

Combine like terms: -30 + 13 = -17
-47 + 7z = -17 + 6z

Solving
-47 + 7z = -17 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
-47 + 7z + -6z = -17 + 6z + -6z

Combine like terms: 7z + -6z = 1z
-47 + 1z = -17 + 6z + -6z

Combine like terms: 6z + -6z = 0
-47 + 1z = -17 + 0
-47 + 1z = -17

Add '47' to each side of the equation.
-47 + 47 + 1z = -17 + 47

Combine like terms: -47 + 47 = 0
0 + 1z = -17 + 47
1z = -17 + 47

Combine like terms: -17 + 47 = 30
1z = 30

Divide each side by '1'.
z = 30

Simplifying
z = 30

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