Answer:
scientific notation would work better
<span>The train will need 5 hours to reach Tennessee</span>
Answer:
7y+5z+10
Step-by-step explanation:
7y+5z+10
Rosa has saved $490 in 6 weeks.
To find the answer to this, simply plug the number of weeks in for the value of x and solve.
f(x) = 250 + 40x
f(6) = 250 + 40(6)
f(6) = 250 + 240
f(6) = 490
