Answer:
Step-by-step explanation:
Answer:
c) 2 x + 17
Step-by-step explanation:
<u><em>Explanation:-</em></u>
Given expression

= 
= 5x + 4 - 3x + 13
= 2 x + 17
Answer: 504 ways
Step-by-step explanation:
Given
There are nine different marbles in a bag
For the first time, there are 9 possible ways to draw a marble
After removal of first marble, there are 8 possible ways to draw a marble
for the third time, there are 7 possible ways
so, total ways to draw three marble are

Answer:
18600
Step-by-step explanation:
20000/100=200
(200)(7)=1400
20000-1400=18600
Answer:
2 gallons left after driving 50 miles
Step-by-step explanation:
Edgar has 7 gallons of gas remaining in his car after driving for 30 miles he had 4 gallons left in the tank
Initially he has 7 gallons of gas
after 30 miles 4 gallons left
Let m be the number of miles and g be the gallons left
(0,7) (30,4)
find slope using formula 
y intercept b= 7
so equation becomes

now find out g when m= 50 miles

so 2 gallons left after driving 50 miles