A 450-gallon tank full of water is draining at a rate of 20 gallons per minute.

Q: At an amusement park 40 percent of the tickets were sold in the first hour if 800 tickets were sold…

A: Given that  Percentage of tickets sold in first hour=40%=0.40 Number of tickets sold in first…

Q: One-third a number (x) added to one-half the number equals five less than the number

A: given that One-third a number (x) added to one-half the number equals five less than the number. The…

Q: Suppose you were given $700 from your uncle. You deposited that money in a bank and added $40 per…

A:

Q: A submarine is descending to examine the seafloor 2,100 feet below the surface. It takes the…

A:

Q: c. Write an equation that can be used to determine the total amount of winter snow that accumulates…

A: Since you have posted multiple subparts we solve first three subparts for you. To get remaining…

Q: A car is worth $16,500 when it is three years old and $12,000 when it is six years old. Solve for…

A: to find:- Depreciated amount after each year.

Q: The distance that Sarah travels varies directly to how long she drives. She travels 440 miles in 8…

A:

Q: A recipe calls for 5 grams of sugar for 7 servings. How much sugar will be needed for 25 servings?…

A:

Q: The number of days that a given number of bushels of corn will last when feeding cattle varies…

A:

Q: You have $274 in your savings account. You have a $138 direct deposit each month to this account and…

A: Solution

Q: A father's age was three times the age of his son 10 years ago. Now the father's age is twice the…

A: Please refer the attached image for complete solution.

Q: end of each week, she will add $20 to the account. Write an equation to describe the total amount S,…

A: $35 initially After 1 week  Total amount = 35 + 20 After 2nd week  Total amount = 35 + 20 + 20 = 35…

Q: Two workers, Ava and Bob, working 9 hours made 243 parts. Ava makes 13 parts in 1 hour. a. Write two…

A:

Q: Josh live 1 4/5 miles from the park. So far he walked 2/3 of the distance from his house to the…

A: Here we have to find out the how many distance josh walk

Q: A landscaping company is delivering crushed stone to a construction site.  The table shows the total…

A: Given We have to take two points (0,0) ,  (1,3000)

Q: Jane has two test grades of 83, four grades of 86, and 3 grades of 92 on her first nine math tests.…

A:

Q: The number of streetlights in a  town is growing linearly. 10 months there were 70 lights. Now there…

A: increase of lights in 10 months = 470-70=400

Q: At 2 AM the river at the harbor side in Middletown was 1 foot above flood stage. By 5 AM the water…

A: Equation that modelled the water level above flood stage. A linear equation that model condition in…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.