I think You should break it down to the First and third One because of
<em>x = 8</em>
Step-by-step explanation:

Add 1 to both sides.

Add 2x to both sides.

Divide 40 by 5.
x = 8
Answer:
$38.16
Step-by-step explanation:
8% of $48 is $3.84 so we subtract $48-$3.84=$44.16. Because of the coupon we then remove $6. $44.16-$6=$38.16
3 by 2 by 4
volume =24 (units)
4 by 5 by 5
volume= 100(units)
Make 4 out of 10 a ratio, 4:10, so that means 40% of the population carry backpacks so 40% of 800 is 320, so I’m thinking it’s 320 students sorry if this is wrong