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

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


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

Reorder the terms:
4(-5 + z) = 7(z + 3)
(-5 * 4 + z * 4) = 7(z + 3)
(-20 + 4z) = 7(z + 3)

Reorder the terms:
-20 + 4z = 7(3 + z)
-20 + 4z = (3 * 7 + z * 7)
-20 + 4z = (21 + 7z)

Solving
-20 + 4z = 21 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
-20 + 4z + -7z = 21 + 7z + -7z

Combine like terms: 4z + -7z = -3z
-20 + -3z = 21 + 7z + -7z

Combine like terms: 7z + -7z = 0
-20 + -3z = 21 + 0
-20 + -3z = 21

Add '20' to each side of the equation.
-20 + 20 + -3z = 21 + 20

Combine like terms: -20 + 20 = 0
0 + -3z = 21 + 20
-3z = 21 + 20

Combine like terms: 21 + 20 = 41
-3z = 41

Divide each side by '-3'.
z = -13.66666667

Simplifying
z = -13.66666667

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