Biagioni818 Biagioni818
  • 03-10-2015
  • Mathematics
contestada

Evaluate the expression when r = 8.2 and s = –3.7.
r – 2s
a. –22.94
b. 0.8
c. 4.5
d. 15.6

Respuesta :

LacyGirl2015
LacyGirl2015 LacyGirl2015
  • 03-10-2015
When you plug in the numbers for the integers, you get
8.2-2(-3.7)
If you multiply -2 and -3.7, you get 7.4 because the negatives cancel each other out.
If you then add 8.2, you get 15.6. So the answer is D.
Hope it Helps!  :)
Answer Link

Otras preguntas

Why doesn't the density of the object change when you adjust the mass and volume of the objects in this section? Explain your answer.
how many bits do you need to count up to 30 help please
What is the Columbian exchange
Which organelle packages materials and distributes them throughout the cell? O lysosome O chloroplast O Golgi body O cell membrane
if f(x)= {2 for x>0, 0 for x=0, , then what is the value of -2 for x<0, f(7)-f(-4)?
A short paragraph of maximum 6 lines using at least 5 different indefinite pronouns with proper subject verb aggrement
National economic imbalances
the positive square root of 28?
fear of sunlight is know as​
50% of what number is 11.72