(5z+9)-(8z+7)=

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Solution for (5z+9)-(8z+7)= equation:


Simplifying
(5z + 9) + -1(8z + 7) = 0

Reorder the terms:
(9 + 5z) + -1(8z + 7) = 0

Remove parenthesis around (9 + 5z)
9 + 5z + -1(8z + 7) = 0

Reorder the terms:
9 + 5z + -1(7 + 8z) = 0
9 + 5z + (7 * -1 + 8z * -1) = 0
9 + 5z + (-7 + -8z) = 0

Reorder the terms:
9 + -7 + 5z + -8z = 0

Combine like terms: 9 + -7 = 2
2 + 5z + -8z = 0

Combine like terms: 5z + -8z = -3z
2 + -3z = 0

Solving
2 + -3z = 0

Solving for variable 'z'.

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

Add '-2' to each side of the equation.
2 + -2 + -3z = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -3z = 0 + -2
-3z = 0 + -2

Combine like terms: 0 + -2 = -2
-3z = -2

Divide each side by '-3'.
z = 0.6666666667

Simplifying
z = 0.6666666667

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