9z+4=6(3z+4)+7

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Solution for 9z+4=6(3z+4)+7 equation:


Simplifying
9z + 4 = 6(3z + 4) + 7

Reorder the terms:
4 + 9z = 6(3z + 4) + 7

Reorder the terms:
4 + 9z = 6(4 + 3z) + 7
4 + 9z = (4 * 6 + 3z * 6) + 7
4 + 9z = (24 + 18z) + 7

Reorder the terms:
4 + 9z = 24 + 7 + 18z

Combine like terms: 24 + 7 = 31
4 + 9z = 31 + 18z

Solving
4 + 9z = 31 + 18z

Solving for variable 'z'.

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

Add '-18z' to each side of the equation.
4 + 9z + -18z = 31 + 18z + -18z

Combine like terms: 9z + -18z = -9z
4 + -9z = 31 + 18z + -18z

Combine like terms: 18z + -18z = 0
4 + -9z = 31 + 0
4 + -9z = 31

Add '-4' to each side of the equation.
4 + -4 + -9z = 31 + -4

Combine like terms: 4 + -4 = 0
0 + -9z = 31 + -4
-9z = 31 + -4

Combine like terms: 31 + -4 = 27
-9z = 27

Divide each side by '-9'.
z = -3

Simplifying
z = -3

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