z+25=3z+15

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Solution for z+25=3z+15 equation:


Simplifying
z + 25 = 3z + 15

Reorder the terms:
25 + z = 3z + 15

Reorder the terms:
25 + z = 15 + 3z

Solving
25 + z = 15 + 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.
25 + z + -3z = 15 + 3z + -3z

Combine like terms: z + -3z = -2z
25 + -2z = 15 + 3z + -3z

Combine like terms: 3z + -3z = 0
25 + -2z = 15 + 0
25 + -2z = 15

Add '-25' to each side of the equation.
25 + -25 + -2z = 15 + -25

Combine like terms: 25 + -25 = 0
0 + -2z = 15 + -25
-2z = 15 + -25

Combine like terms: 15 + -25 = -10
-2z = -10

Divide each side by '-2'.
z = 5

Simplifying
z = 5

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