4(z-5)-2(3z+7)=3(-2z+9)

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Solution for 4(z-5)-2(3z+7)=3(-2z+9) equation:


Simplifying
4(z + -5) + -2(3z + 7) = 3(-2z + 9)

Reorder the terms:
4(-5 + z) + -2(3z + 7) = 3(-2z + 9)
(-5 * 4 + z * 4) + -2(3z + 7) = 3(-2z + 9)
(-20 + 4z) + -2(3z + 7) = 3(-2z + 9)

Reorder the terms:
-20 + 4z + -2(7 + 3z) = 3(-2z + 9)
-20 + 4z + (7 * -2 + 3z * -2) = 3(-2z + 9)
-20 + 4z + (-14 + -6z) = 3(-2z + 9)

Reorder the terms:
-20 + -14 + 4z + -6z = 3(-2z + 9)

Combine like terms: -20 + -14 = -34
-34 + 4z + -6z = 3(-2z + 9)

Combine like terms: 4z + -6z = -2z
-34 + -2z = 3(-2z + 9)

Reorder the terms:
-34 + -2z = 3(9 + -2z)
-34 + -2z = (9 * 3 + -2z * 3)
-34 + -2z = (27 + -6z)

Solving
-34 + -2z = 27 + -6z

Solving for variable 'z'.

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

Add '6z' to each side of the equation.
-34 + -2z + 6z = 27 + -6z + 6z

Combine like terms: -2z + 6z = 4z
-34 + 4z = 27 + -6z + 6z

Combine like terms: -6z + 6z = 0
-34 + 4z = 27 + 0
-34 + 4z = 27

Add '34' to each side of the equation.
-34 + 34 + 4z = 27 + 34

Combine like terms: -34 + 34 = 0
0 + 4z = 27 + 34
4z = 27 + 34

Combine like terms: 27 + 34 = 61
4z = 61

Divide each side by '4'.
z = 15.25

Simplifying
z = 15.25

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