5-(3+z)-(8z+9)=-4z

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Solution for 5-(3+z)-(8z+9)=-4z equation:


Simplifying
5 + -1(3 + z) + -1(8z + 9) = -4z
5 + (3 * -1 + z * -1) + -1(8z + 9) = -4z
5 + (-3 + -1z) + -1(8z + 9) = -4z

Reorder the terms:
5 + -3 + -1z + -1(9 + 8z) = -4z
5 + -3 + -1z + (9 * -1 + 8z * -1) = -4z
5 + -3 + -1z + (-9 + -8z) = -4z

Reorder the terms:
5 + -3 + -9 + -1z + -8z = -4z

Combine like terms: 5 + -3 = 2
2 + -9 + -1z + -8z = -4z

Combine like terms: 2 + -9 = -7
-7 + -1z + -8z = -4z

Combine like terms: -1z + -8z = -9z
-7 + -9z = -4z

Solving
-7 + -9z = -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.
-7 + -9z + 4z = -4z + 4z

Combine like terms: -9z + 4z = -5z
-7 + -5z = -4z + 4z

Combine like terms: -4z + 4z = 0
-7 + -5z = 0

Add '7' to each side of the equation.
-7 + 7 + -5z = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -5z = 0 + 7
-5z = 0 + 7

Combine like terms: 0 + 7 = 7
-5z = 7

Divide each side by '-5'.
z = -1.4

Simplifying
z = -1.4

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