Step-by-step explanation:
3x7=21
21x2=42
total 42 carrots
This is what I think your looking for
Simple....
3x-10(x+2)=13-7x
Just solve for x.....
3x-10x-20=13-7x
-7x-20=13-7x
+7x +7x
-20=13
NO SOLUTION.
Thus, your answer.
Answer:
The first car was traveling 70 mph, while the second was driving 50 mph.
Step-by-step explanation:
Set the cars as a proportion:

X represents the speed of the second car. By cross multiplying, you get the following equation:

You solve by distributing 150 to get 210x = 150x + 3000.
Solving for x gets you 50.
That means the first car was going at 50 mph. Adding 20, you get 70 as the speed for the second car.
Answer: 250=70x+50
Step-by-step explanation:
250 being the total would go at the equal sign
250=
And since it says 70 Per car that means it would be 70x so
250=70x
50 dollars in tips is a total so
250=70x+50 is your equation