2z+10(z+9)=

Solution for 2z+10(z+9)= equation:

Simplifying
2z + 10(z + 9) = 0

Reorder the terms:
2z + 10(9 + z) = 0
2z + (9 * 10 + z * 10) = 0
2z + (90 + 10z) = 0

Reorder the terms:
90 + 2z + 10z = 0

Combine like terms: 2z + 10z = 12z
90 + 12z = 0

Solving
90 + 12z = 0

Solving for variable 'z'.

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

Add '-90' to each side of the equation.
90 + -90 + 12z = 0 + -90

Combine like terms: 90 + -90 = 0
0 + 12z = 0 + -90
12z = 0 + -90

Combine like terms: 0 + -90 = -90
12z = -90

Divide each side by '12'.
z = -7.5

Simplifying
z = -7.5