7+(z-3)=3(z+2)

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Solution for 7+(z-3)=3(z+2) equation:


Simplifying
7 + (z + -3) = 3(z + 2)

Reorder the terms:
7 + (-3 + z) = 3(z + 2)

Remove parenthesis around (-3 + z)
7 + -3 + z = 3(z + 2)

Combine like terms: 7 + -3 = 4
4 + z = 3(z + 2)

Reorder the terms:
4 + z = 3(2 + z)
4 + z = (2 * 3 + z * 3)
4 + z = (6 + 3z)

Solving
4 + z = 6 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
4 + z + -3z = 6 + 3z + -3z

Combine like terms: z + -3z = -2z
4 + -2z = 6 + 3z + -3z

Combine like terms: 3z + -3z = 0
4 + -2z = 6 + 0
4 + -2z = 6

Add '-4' to each side of the equation.
4 + -4 + -2z = 6 + -4

Combine like terms: 4 + -4 = 0
0 + -2z = 6 + -4
-2z = 6 + -4

Combine like terms: 6 + -4 = 2
-2z = 2

Divide each side by '-2'.
z = -1

Simplifying
z = -1

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