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

what is the value of x
Heres some points i dont need them no more
Explain why when you exercise your heart rate change? (less than 20 words)​
Civil Rights was a big topic for which candidate? A. Kennedy B. Nixon C. Johnson D. Ford
please help me i need right now​
in triangle JKL, angle JKL is a right angle, line KM is an altitude, JL=20, ML=4. Find KM
Coral Inc.'s preferred stock currently sells for $90 a share and pays a dividend of $10 per share; however, the firm will net only $80 per share from the sale o
Qual é o pigmento responsável pela cor da pele?
The distribution of SAT scores is approximately normal with a mean of 1500. If 1628 is the 90th percentile, what is the standard deviation?
Evaluate the expression