9(z+7)-(3z-4)=5z

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Solution for 9(z+7)-(3z-4)=5z equation:


Simplifying
9(z + 7) + -1(3z + -4) = 5z

Reorder the terms:
9(7 + z) + -1(3z + -4) = 5z
(7 * 9 + z * 9) + -1(3z + -4) = 5z
(63 + 9z) + -1(3z + -4) = 5z

Reorder the terms:
63 + 9z + -1(-4 + 3z) = 5z
63 + 9z + (-4 * -1 + 3z * -1) = 5z
63 + 9z + (4 + -3z) = 5z

Reorder the terms:
63 + 4 + 9z + -3z = 5z

Combine like terms: 63 + 4 = 67
67 + 9z + -3z = 5z

Combine like terms: 9z + -3z = 6z
67 + 6z = 5z

Solving
67 + 6z = 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
67 + 6z + -5z = 5z + -5z

Combine like terms: 6z + -5z = 1z
67 + 1z = 5z + -5z

Combine like terms: 5z + -5z = 0
67 + 1z = 0

Add '-67' to each side of the equation.
67 + -67 + 1z = 0 + -67

Combine like terms: 67 + -67 = 0
0 + 1z = 0 + -67
1z = 0 + -67

Combine like terms: 0 + -67 = -67
1z = -67

Divide each side by '1'.
z = -67

Simplifying
z = -67

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