-7(z+4)-(-4z-6)=-4z

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Solution for -7(z+4)-(-4z-6)=-4z equation:


Simplifying
-7(z + 4) + -1(-4z + -6) = -4z

Reorder the terms:
-7(4 + z) + -1(-4z + -6) = -4z
(4 * -7 + z * -7) + -1(-4z + -6) = -4z
(-28 + -7z) + -1(-4z + -6) = -4z

Reorder the terms:
-28 + -7z + -1(-6 + -4z) = -4z
-28 + -7z + (-6 * -1 + -4z * -1) = -4z
-28 + -7z + (6 + 4z) = -4z

Reorder the terms:
-28 + 6 + -7z + 4z = -4z

Combine like terms: -28 + 6 = -22
-22 + -7z + 4z = -4z

Combine like terms: -7z + 4z = -3z
-22 + -3z = -4z

Solving
-22 + -3z = -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.
-22 + -3z + 4z = -4z + 4z

Combine like terms: -3z + 4z = 1z
-22 + 1z = -4z + 4z

Combine like terms: -4z + 4z = 0
-22 + 1z = 0

Add '22' to each side of the equation.
-22 + 22 + 1z = 0 + 22

Combine like terms: -22 + 22 = 0
0 + 1z = 0 + 22
1z = 0 + 22

Combine like terms: 0 + 22 = 22
1z = 22

Divide each side by '1'.
z = 22

Simplifying
z = 22

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