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

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Solution for 4z-4+7(z+1)=6z+7 equation:


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

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

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

Combine like terms: -4 + 7 = 3
3 + 4z + 7z = 6z + 7

Combine like terms: 4z + 7z = 11z
3 + 11z = 6z + 7

Reorder the terms:
3 + 11z = 7 + 6z

Solving
3 + 11z = 7 + 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.
3 + 11z + -6z = 7 + 6z + -6z

Combine like terms: 11z + -6z = 5z
3 + 5z = 7 + 6z + -6z

Combine like terms: 6z + -6z = 0
3 + 5z = 7 + 0
3 + 5z = 7

Add '-3' to each side of the equation.
3 + -3 + 5z = 7 + -3

Combine like terms: 3 + -3 = 0
0 + 5z = 7 + -3
5z = 7 + -3

Combine like terms: 7 + -3 = 4
5z = 4

Divide each side by '5'.
z = 0.8

Simplifying
z = 0.8

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