Interpret the initial value
Aaliyah is going to the fair. The cost is modeled by
C=1.50r + 12, where C is the cost and r is the number of rides.
Interpret the y-intercept.
It costs $12 for admission
$12 flat fee to get in.
If Sandra is saving money. The equation
S=5w + 50, where S is the amount of money in her savings acount and w is the number of weeks.
Interpre the slope
Sandra is saving $5 per week.
what is the slope?
2y = 4x +8
What is 2
An equation that shows the total amount of money (t) that will be in the account after m months for the following - Javier has $2,500 in his bank account. Every month he withdraws (spends) $150. He does not add money to the account.
t = -150m + 2500
A plumber charges $50 for a service call plus $30 per hour of service. Cost if it takes him 4 hours to fix your kitchen sink.
What is $170?
Dallas is going to going bowling with his friends. He needs to rent shoes as well as pay for the games The cost is represented by C = 3g + 4. C is the cost and g is the number of games.
Interpret the y-intercept
It costs $4 to rent shoes.
Dallas is going to going bowling with his friends. The cost is represented by C = 3g + 4. C is the cost and g is the number of games.
Interpret the slope.
It costs $3 per game.
What is the y-intercept
2y=4x + 8
What is 4
Mr. Thompson is on a diet. He currently weighs 260 pounds. He loses 4 pounds per month. The equation that represents is
What is w = -4m + 260 ?
Brianna has a business making birthday gift baskets. She estimates that her monthly costs for rental of a small storage unit, and advertising, and electricity are $280. The cost of the ingredients for one basket, as well as the cost of the basket, total $16. Total costs this month if she sold 20 baskets.
What is $600?
Muhammad is letting water out of the bathtub. This situation is modeled by the equation
W = 20-2m, W is the number of gallons of water in the tub and m is the number of minutes.
Interpret the y-intercept.
There were 20 gallons of water in the bathtub to start.
Muhammad is letting water out of the bathtub. This situation is modeled by the equation
W = 20-2m, W is the number of gallons of water in the tub and m is the number of minutes.
Interpret the slope
Draining (losing) 2 gallons of water per minute
What is the slope-intercept form of
4y = 3x + 12
What is y=(3/4)x+ 3
A water tank contains 105 gallons of water when Baxter begins to drain it. Water flows out of the tank at a rate of 8 gallons per minute. Write a linear equation in slope-intercept form that represents the volume of water, v, after m minutes.
v = -8m + 105
Jose inherited a bank account form his grandmother that had a balance of $2,300. He withdrew $320 per month to pay his car loan, but did not withdraw anything else, or deposit anything into this account. Identify a linear model for this situation. (variable letters don't matter)
b = -320m + 2300
If Sandra is saving money. The equation
S=5w + 50, where S is the amount of money in her savings acount and w is the number of weeks.
Interpre they-intercept
sandra already has $50 saved.
Zeek is working as a waiter. His earnings can be represented by
E= 15h + 60 , E is his earnings and h is the number of hours worked.
Interpret the rate of change.
Zeek makes $15 per hour.
what is the slope intercept form of
3y -15 = 6x
What isy = 2x + 5
Betsy budgeted $350 to buy school supplies for her classes this school year, out of her own money, and due to the budget crisis problems she is spending $75 per month on school supplies. Write an equation in slope-intercept form representing the balance of her budget, b, as a function of the amount she is spending per month, m.
b = -75m + 350
Your business of selling a particular product has fixed startup costs, f, of $5,000 and variable costs of $7.25 per product item, p. The linear model for this business.
What is c = 7.25p + 5,000
A go-kart rental company has a sign to display the cost of renting a go-kart.
1 hour -->30
2 hours -->40
3 hours-->50
Interpret the y-intercept
There is a $20 flat fee ( registration fee)
one-time charge
A go-kart rental company has a sign to display the cost of renting a go-kart.
1 hour -->30
2 hours -->40
3 hours-->50
Interpret the slope.
It costs $10 per hour.
what is the slope-intercept form
2y +3x = 10
what is y=(-3/2)x + 5
Tim buys a new computer for his office for $1200. For tax purposes, he declares a linear depreciation (loss of value) of $200 per year. Write a linear model representing the value, v, of his computer as a function of the amount it depreciates each year, y.
v = -200y + 1200
Business with a variable cost of $6.50 per item sold and a monthly budget of fixed costs or $790. Linear model for the total monthly costs of the business. (Variable letters don't matter)
c = 6.5i + 790