3(z+5)=40-2z

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Solution for 3(z+5)=40-2z equation:


Simplifying
3(z + 5) = 40 + -2z

Reorder the terms:
3(5 + z) = 40 + -2z
(5 * 3 + z * 3) = 40 + -2z
(15 + 3z) = 40 + -2z

Solving
15 + 3z = 40 + -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.
15 + 3z + 2z = 40 + -2z + 2z

Combine like terms: 3z + 2z = 5z
15 + 5z = 40 + -2z + 2z

Combine like terms: -2z + 2z = 0
15 + 5z = 40 + 0
15 + 5z = 40

Add '-15' to each side of the equation.
15 + -15 + 5z = 40 + -15

Combine like terms: 15 + -15 = 0
0 + 5z = 40 + -15
5z = 40 + -15

Combine like terms: 40 + -15 = 25
5z = 25

Divide each side by '5'.
z = 5

Simplifying
z = 5

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