2x + 4y - 2x - 3y = 22 - 50
y = -28
substitute into the 1st equation to find x
Answer:
2.5
Step-by-step explanation:
if you take 80 and 120 on the graph look at the middle you get 100 and in between 2 and 3 you get 2.5 so it would take 2.5 gallons of gas for 100 miles
Answer:
-13734
Step-by-step explanation:
We're going to use pemdas for this equation.
Since there are no parenthesis we move on to exponents, which we do have, so we would cube 24, which gets us 13,824.
Next we subtract 90 from 13,824 which gives us our answer of -13,734