Answer:
x = -3
Step-by-step explanation:
3x + 10 -10 = 1 - 10
3x = -9
3x / 3 = -9/3
x = -3
The answer for this problem is -8x+2
Answer:
4 miles per gallon of fuel.
Step-by-step explanation:
The fuel efficiency of a car is given by the ratio of distance traveled by car to the volume of fuel used.
Now, given that Nate's car will go 20 miles on 5 gallons of fuel.
Therefore, the fuel efficiency of Nate's car will be given by the ratio
=
=
= 4 miles per gallon of fuel. (Answer)
Answer:
4:1 ( i think)
Step-by-step explanation:
We can solve for a and b using substitution
a-b=3
a+b=5
solve and get that a=4 b=1
Which means that it's a 4:1 ratio