I'm assuming that the number after the variable is supposed to be the exponent.

Combine like terms to get:
Step-by-step explanation:
-7x+10x=-26+5
3x=-21
x=-7
The answer to that problem is 2
Hey there!
For this problem, all you need to do is some multiplication:
40 ft per car * 28 cars = 1,120 ft total
30 ft per car * 34 cars = 1,020 ft total
You can see that Train A exceeds the limit, while Train B doesn't.
Hope this helped you out! :-)
Answer:
Jacinta bought 3 jars of salsa
Step-by-step explanation:
3.99 bags of tortilla chips ×4 =15.96 spent on chips
24.18-15.96= 8.22
8.22÷2.74=3 jars of salsa