2.1S + 4.8H = 2808
H = 2S
2.1S + 4.8(2S) = 2808
2.1S + 9.6S = 2808
11.7S = 2808
S = 2808/11.7
S = 240
H = 2S
H = 2(240)
H = 480
so the standard version (S) has 240 downloads and the high quality version (H) has 480 downloads
C is the answer, just plug every single answer option into the equation and solve each one then u could find the answer

27mi/60min=9/20
9mi/20min=xmi/1min
Cross multiply
Divide by 20 on both sides
<span>x= 9/20
</span>
Answer:
b
Step-by-step explanation:
- 6350+5745+11870+15255+26432=65652
- 65652÷5=13130.4
The answer to 3(x+4)+15=6-4x is x=3