Answer:
it is 10
Step-by-step explanation:
because you can switch like 5x2 or 5+5
Answer:
D
Step-by-step explanation:
R(x) = -x^2+122x+400
The answer is C.
Explanation: There are 3 x variables and on the other side you see 11.
So the answer is 3x = 11
There are 15 pencils altogether. Of these, 4 are green. Thus, P(green) = 4/15.
3+6
There are 3 red and 6 blue pencils. Thus, P(red or blue) = --------- = 3/5
15
Combine like-terms
-2.1x and 4.9x = 2.8x
3.7 and 5 = 8.7
2.8x + 8.7 is your final answer.