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

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


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

Reorder the terms:
3(-4 + z) + -5 = 4(z + -9)
(-4 * 3 + z * 3) + -5 = 4(z + -9)
(-12 + 3z) + -5 = 4(z + -9)

Reorder the terms:
-12 + -5 + 3z = 4(z + -9)

Combine like terms: -12 + -5 = -17
-17 + 3z = 4(z + -9)

Reorder the terms:
-17 + 3z = 4(-9 + z)
-17 + 3z = (-9 * 4 + z * 4)
-17 + 3z = (-36 + 4z)

Solving
-17 + 3z = -36 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
-17 + 3z + -4z = -36 + 4z + -4z

Combine like terms: 3z + -4z = -1z
-17 + -1z = -36 + 4z + -4z

Combine like terms: 4z + -4z = 0
-17 + -1z = -36 + 0
-17 + -1z = -36

Add '17' to each side of the equation.
-17 + 17 + -1z = -36 + 17

Combine like terms: -17 + 17 = 0
0 + -1z = -36 + 17
-1z = -36 + 17

Combine like terms: -36 + 17 = -19
-1z = -19

Divide each side by '-1'.
z = 19

Simplifying
z = 19

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