2(2+5)+3z=-15

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Solution for 2(2+5)+3z=-15 equation:


Simplifying
2(2 + 5) + 3z = -15

Combine like terms: 2 + 5 = 7
2(7) + 3z = -15

Multiply 2 * 7
14 + 3z = -15

Solving
14 + 3z = -15

Solving for variable 'z'.

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

Add '-14' to each side of the equation.
14 + -14 + 3z = -15 + -14

Combine like terms: 14 + -14 = 0
0 + 3z = -15 + -14
3z = -15 + -14

Combine like terms: -15 + -14 = -29
3z = -29

Divide each side by '3'.
z = -9.666666667

Simplifying
z = -9.666666667

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