99.50=10-15x

Solution for 99.50=10-15x equation:

Simplifying
99.50 = 10 + -15x

Solving
99.50 = 10 + -15x

Solving for variable 'x'.

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

Add '15x' to each side of the equation.
99.50 + 15x = 10 + -15x + 15x

Combine like terms: -15x + 15x = 0
99.50 + 15x = 10 + 0
99.50 + 15x = 10

Add '-99.50' to each side of the equation.
99.50 + -99.50 + 15x = 10 + -99.50

Combine like terms: 99.50 + -99.50 = 0.00
0.00 + 15x = 10 + -99.50
15x = 10 + -99.50

Combine like terms: 10 + -99.50 = -89.5
15x = -89.5

Divide each side by '15'.
x = -5.966666667

Simplifying
x = -5.966666667