Answer:
140/3 or 46.6(with the 6 repeating)
Step-by-step explanation:
(x+55)+(2x-15)=180
2745
Step-by-step explanation:
solve it like simultaneously
180x+120y greater than 5145
180x+120y greater than 2400
eliminate x
y will now be greater than 2745
Don't know if it's right, but do let me know! use percentage to visualise your workings. :)
Answer:
2.7g/cm^3
step-by-step explanation:
303-63=240 miles that she can drive