Answer:
x=1
Step-by-step explanation:
Substitute the value of y to the first given
3x+4(-x)=-1
3x+(-4x)=-1
-x=-1
divide both sides by -1
x=1
Answer:
Step-by-step explanation:
On Monday Ravi drives for 4 hours.
His average speed is 30 mph.
How far does Ravi drive on Monday?
Answer:
11x +40
Step-by-step explanation:
Add 22 and 18 and the result will be as above.
Answer:
3n + 2
Step-by-step explanation:
-n + 4n -4 + 6
3n + 2
Answer:
10 5/8
Step-by-step explanation:
