5(3z-1)-4(z+1)=4(z+1)

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Solution for 5(3z-1)-4(z+1)=4(z+1) equation:


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

Reorder the terms:
5(-1 + 3z) + -4(z + 1) = 4(z + 1)
(-1 * 5 + 3z * 5) + -4(z + 1) = 4(z + 1)
(-5 + 15z) + -4(z + 1) = 4(z + 1)

Reorder the terms:
-5 + 15z + -4(1 + z) = 4(z + 1)
-5 + 15z + (1 * -4 + z * -4) = 4(z + 1)
-5 + 15z + (-4 + -4z) = 4(z + 1)

Reorder the terms:
-5 + -4 + 15z + -4z = 4(z + 1)

Combine like terms: -5 + -4 = -9
-9 + 15z + -4z = 4(z + 1)

Combine like terms: 15z + -4z = 11z
-9 + 11z = 4(z + 1)

Reorder the terms:
-9 + 11z = 4(1 + z)
-9 + 11z = (1 * 4 + z * 4)
-9 + 11z = (4 + 4z)

Solving
-9 + 11z = 4 + 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.
-9 + 11z + -4z = 4 + 4z + -4z

Combine like terms: 11z + -4z = 7z
-9 + 7z = 4 + 4z + -4z

Combine like terms: 4z + -4z = 0
-9 + 7z = 4 + 0
-9 + 7z = 4

Add '9' to each side of the equation.
-9 + 9 + 7z = 4 + 9

Combine like terms: -9 + 9 = 0
0 + 7z = 4 + 9
7z = 4 + 9

Combine like terms: 4 + 9 = 13
7z = 13

Divide each side by '7'.
z = 1.857142857

Simplifying
z = 1.857142857

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