x= standard
y = high quality
x +y = 1070
y=1070-x
2.8x + 4.9y =3521
2.8x +4.9(1070-x) = 3521
2.8x+5243-4.9x =3521
-2.1x=-1722
x=-1722/-2.1 = 820
820*2.8 =2296
1070-820 =250
250*4.9 = 1225
1225+2296 = 3521
there were 250 high quality downloads
Answer:
All of those which summed are more that the third side, so the second is the only possible answer.
Step-by-step explanation:
4+8 = 12 which is greather than 10
What can i help you with?
Answer:
B 20
Step-by-step explanation:
2*6= 12 divided by 3 is 4.
2*2= 4
So multiplying 6 by 2 and then dividing by 3 is the same as multiplying 2 by 2.
