7(z+5)=2(4-z)

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Solution for 7(z+5)=2(4-z) equation:


Simplifying
7(z + 5) = 2(4 + -1z)

Reorder the terms:
7(5 + z) = 2(4 + -1z)
(5 * 7 + z * 7) = 2(4 + -1z)
(35 + 7z) = 2(4 + -1z)
35 + 7z = (4 * 2 + -1z * 2)
35 + 7z = (8 + -2z)

Solving
35 + 7z = 8 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
35 + 7z + 2z = 8 + -2z + 2z

Combine like terms: 7z + 2z = 9z
35 + 9z = 8 + -2z + 2z

Combine like terms: -2z + 2z = 0
35 + 9z = 8 + 0
35 + 9z = 8

Add '-35' to each side of the equation.
35 + -35 + 9z = 8 + -35

Combine like terms: 35 + -35 = 0
0 + 9z = 8 + -35
9z = 8 + -35

Combine like terms: 8 + -35 = -27
9z = -27

Divide each side by '9'.
z = -3

Simplifying
z = -3

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