krazymom krazymom
  • 02-02-2017
  • Mathematics
contestada

3x-9 over 2 and x=-3

Respuesta :

spongebob456 spongebob456
  • 02-02-2017
[tex] \frac{3x-9}{2} [/tex]
if x=-3 u substitute
3(-3)-9=-9-9=-18
-18/2=-9

Answer Link
bcalle
bcalle bcalle
  • 02-02-2017
Substitute -3 in for x

(3(-3) -9)/2
(-18)/2 = -9
Answer Link

Otras preguntas

hi, please answer the question, show your work
How can technology help us?
how to solve the proof and the steps
After World War II, Stalin said that the Soviet Union needed a “buffer zone” to protect it from attack. This idea resulted in the USSR expanding its control int
Consider the expression 1.1(1.3)x+4Which of the following is an equivalent expression?
A rectangular container that has a length of 30 cm, a width of 20 cm, and a height of 24 cm is filled with water to a depth of 15 cm. When an additional 6.5 lit
Why is it important to understand the system ( criminal system and court)?
A container holds 4 gallons of lemonade. How much is this in pints
The speed of the jet Alyssa flew on from Boston to London was 480 mph. on her return flight, the speed of the jet was 600mph with a tail wind. What was Alyssa's
The national cost C in billions of dollars for dental services can be modeled by the linear equation c=2.85n+30.52​, where n is the number of years since 1990.