Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help. Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help.

Solve the system, or show that it has no solution. (If there is no solution, enter NO SOLUTION. If there are an infinite number of solutions, enter the general solution in terms of x, where x is any real number.)

 

4x  −  2y  =  6
8x  +  2y  =  6

(xy) = 

  

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help[supanova_question]

A man has 14 coins in his pocket, all of which are dimes and quarters. If the to Mathematics Assignment Help

A man has 14 coins in his pocket, all of which are dimes and quarters. If the total value of his change is $2.75, how many dimes and how many quarters does he have?

dimes
quarters

[supanova_question]

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help

Solve the system, or show that it has no solution. (If there is no solution, enter NO SOLUTION. If there are an infinite number of solutions, enter the general solution in terms of x, where x is any real number.)

 

x  +  4y  =  14
7x  −  y  =  11

(xy) = 

  

[supanova_question]

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help

Solve the system, or show that it has no solution. (If there is no solution, enter NO SOLUTION. If there are an infinite number of solutions, enter the general solution in terms of x, where x is any real number.)

 

x  +  y  =  3
3x  −  4y  =  −16

(xy) = 

  

[supanova_question]

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help

Solve the system, or show that it has no solution. (If there is no solution, enter NO SOLUTION. If there are an infinite number of solutions, enter the general solution in terms of x, where x is any real number.)

 

x  +  2y  =  15
3x  −  y  =  10

(xy) = 

  

[supanova_question]

[supanova_question]

A woman invests a total of $20,000 in two accounts, one paying 3% and the other Mathematics Assignment Help

A woman invests a total of $20,000 in two accounts, one paying 3% and the other paying 5.5% simple interest per year. Her annual interest is$750. How much did she invest at each rate?

3%    
5.5%    

A woman invests a total of $20,000 in two accounts, one paying 3% and the other Mathematics Assignment Help[supanova_question]

A gas station sells regular gas for $2.25 per gallon and premium gas for $3.05 a Mathematics Assignment Help

A gas station sells regular gas for $2.25 per gallon and premium gas for $3.05 a gallon. At the end of a business day 240 gallons of gas were sold, and receipts totaled $612. How many gallons of each type of gas were sold?

regular gas      gallons
premium gas      gallons

[supanova_question]

A man flies a small airplane from Fargo to Bismarck, North Dakota—a distance of Mathematics Assignment Help

A man flies a small airplane from Fargo to Bismarck, North Dakota—a distance of 180 mi. Because he is flying into a head wind, the trip takes him 2 hours. On the way back, the wind is still blowing at the same speed, so the return trip takes only 1 h 15 min. What is his speed in still air, and how fast is the wind blowing?

speed in still air      mph
wind speed      mph

[supanova_question]

A boat on a river travels downstream between two points, 80 mi apart, in one hou Mathematics Assignment Help

A boat on a river travels downstream between two points, 80 mi apart, in one hour. The return trip against the current takes 

2

1
2

 hours. What is the boat’s speed (in still water)?
 mph

How fast does the current in the river flow?
 mph

[supanova_question]

A fruit stand sells two varieties of strawberries: standard and deluxe. A box of Mathematics Assignment Help

A fruit stand sells two varieties of strawberries: standard and deluxe. A box of standard strawberries sells for $4, and a box of deluxe strawberries sells for $10. In one day the stand sells 120 boxes of strawberries for a total of $750. How many boxes of each type were sold?

standard strawberries      boxes
deluxe strawberries      boxes

[supanova_question]

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help

Solve the system, or show that it has no solution. (If there is no solution, ent Mathematics Assignment Help