The answer is D. x < 5.
9x+27 <72
9x <72-27
9x <45
x <45÷9
x <5
Equation: 19-2(3x-1)/5 = x + 2
Solution:
1. Find x
(5) - 2 = (x + 2) - 2
x = 3
2. Plug in X and solve
19-2(3(3)-1)/3
19-2(9-1)/3
19-2(8)/3
19-16/3
<u>3/3 = 1</u>
The cars travel at a 21MPH difference, so if we divide 460 by 21, we get 21.9
Answer: 21.9 hours
1. Should be 1/15 2. Should be 1/6 3. 2/7 4. 1/10 5. 1/6 6. 3/8 7. 1/6
