Respuesta :

Answer:

=54

Step-by-step explanation:

- Combine multiplied terms into a single fraction

0.5(-9)=22.51(−9)2=22.52

- Multiply by 1

- Multiply all terms by the same value to eliminate fraction denominators

- Cancel multiplied terms that are in the denominator

- Multiply the numbers

- Add 999

- to both sides of the equation

- Simplify