0.5(4z+5)+6.5=0.6(4z-5)

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Solution for 0.5(4z+5)+6.5=0.6(4z-5) equation:


Simplifying
0.5(4z + 5) + 6.5 = 0.6(4z + -5)

Reorder the terms:
0.5(5 + 4z) + 6.5 = 0.6(4z + -5)
(5 * 0.5 + 4z * 0.5) + 6.5 = 0.6(4z + -5)
(2.5 + 2z) + 6.5 = 0.6(4z + -5)

Reorder the terms:
2.5 + 6.5 + 2z = 0.6(4z + -5)

Combine like terms: 2.5 + 6.5 = 9
9 + 2z = 0.6(4z + -5)

Reorder the terms:
9 + 2z = 0.6(-5 + 4z)
9 + 2z = (-5 * 0.6 + 4z * 0.6)
9 + 2z = (-3 + 2.4z)

Solving
9 + 2z = -3 + 2.4z

Solving for variable 'z'.

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

Add '-2.4z' to each side of the equation.
9 + 2z + -2.4z = -3 + 2.4z + -2.4z

Combine like terms: 2z + -2.4z = -0.4z
9 + -0.4z = -3 + 2.4z + -2.4z

Combine like terms: 2.4z + -2.4z = 0.0
9 + -0.4z = -3 + 0.0
9 + -0.4z = -3

Add '-9' to each side of the equation.
9 + -9 + -0.4z = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -0.4z = -3 + -9
-0.4z = -3 + -9

Combine like terms: -3 + -9 = -12
-0.4z = -12

Divide each side by '-0.4'.
z = 30

Simplifying
z = 30

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