Alice thought of a number, she multiplied the number by 3, then added 12. This result she divided by 3. Finally she subtracted 7. If her result was 6, what number was Alice thinking of?
Alice thought of a number, she multiplied the number by 3, then added 12. This result she divided by 3. Finally she subtracted 7. If her result was 6, what number was Alice thinking of?
ms morales wrote a test with 15 questions covering speling and vocabulary spelling questions x are worth 5 points and vocabulary questions y are worth 10 point the max number of points possible on...
rema is older than ken. The difference of their ages is 12 and the sum of their ages is 50. Find the age of each.
Jon leaves his house at 45 miles per hour. a half hour later, his wife Emily leaves at 55 miles per hour. how long does it take to meet
How do I figure this problem out? What is the format? And how much Money will I spend in gas
Christina owns a few fruit trees in her backyard and sells the fruit when it's ready. If her peach tree produces "p" pounds of fruit a day at a cost of f(p), what do the following expressions...
a 350 seat movie theater charges $10.50 admission for adults and $7.50 for children. if theater is full and $3411 is collected, how many adults and how many children are in the audience?
The longest side of a triangle is 2 times the shortest side. If the third side is 5 more than the shortest side, and the perimeter is 65cm, find the measures of the three sides of the triangle.
Suppose the cost of producing x widgets is C(x)=5000+40x−0.02x^2 A. What is the cost of producing widget number 31? Your answer should be a single number. (Recall that C(x)...
2 trains 200 km apart move toward each other at 50 km/hr each wasp takes off from one train flying st towards other at 75 km/hr wasp collides with first train and bounces off and flies back...
Wilma drove at an average speed of 55 mi/h from her home in City A to visit her sister in City B. She stayed in City B 25 hours, and on the trip back averaged 45 mi/h. She returned home 49 hours after...
There was a 100 meter race between a hare and a tortoise. The hare can run 20 meters in 5 seconds and the tortoise can run 2 meters in 5 seconds. Thinking she will win, the hare stops for a snack...
to avoid hitting the ball out, a tennis player in one corner of the 312 yd^2 court hits the ball to the furthest corner of the opponent's court as shown in the diagram. If the length L of the tennis...
Modeling quadratic functions. Zeroes are -.92 and 3.42.
If 13 is added to a number and the sum is multiplied by 3, the result is 7 times the number decrease by 9. Find the number.
A garden table and a bench cost $450 combined. The cost of the garden table is two times the cost of the bench. What is the cost of the bench?
On Wednesday, a local hamburger shop sold a combined total of 576 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers...
A total of 823 tickets were sold for the school play. They were either adult tickets or student tickets. There were 73 more student tickets sold than adult tickets. How many adult...
A salesperson recieves a base salary of $35,000 and a commission of 10% of the total sales for the year. a. Write a linear model that shows the salesperson's total income based...
A kite is flying at the end of a straight string that has a length of 250 meters. The string makes an angle of 65 degrees with the ground. How high above the ground is the kite?