4,511 Answered Questions for the topic prealgebra

Prealgebra Math Algebra 1 Algebra 2

01/30/22

Complete the table assuming the type of change indicated.
Complete the table assuming the type of change indicate. Then use the table to write the function.a). Linear change b). Exponential change x y ... more
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01/29/22

Find the time when the bacteria count reaches 23901.
The number of bacteria in a refrigerated food product is given by N(T) = 25T^2 − 128T + 70, 5 < T < 35, where T is the temperature of the food.When the food is removed from the refrigerator,... more
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Prealgebra

01/25/22

Math homework need help
Akiko has opened a new bake shop in town. Akiko sells eachcheesecake for $10 and spends $727 in rent per month. How manycheesecakes does Akiko need to sell to make $1,053 in profits thismonth?
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Prealgebra

01/24/22

You are at the bottom of a mountain where the temperature is 74°F. The top of the mountain is 5500 feet above you. What is the temperature at the top of the mountain?
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Prealgebra Math Algebra 1 Algebra 2

01/22/22

A company is offering newly hired employees three salary structures.
A company is offering newly hired employees three salary structures. One option computes raises by adding $1,000 and then a 3% increase. Another option computes raises by adding a 3% increase and... more
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Prealgebra Math Algebra 1 Algebra 2

01/22/22

For each situation, write a linear function using meaningful variables.
For each situation, write a linear function using meaningful variables. Find and interpret the slope and y-intercept.a). For each dollar a driver spends on gas, she can drive 15 miles. Assume she... more
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Prealgebra Math Algebra 1 Algebra 2

01/22/22

A local pizza place sends you online coupons.
A local pizza place sends you online coupons. You can't combine the coupons, and you are trying to choose from two deals: $6.99 per two-topping medium pizza or 20% off the regular price of $11 for... more
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Prealgebra Math Algebra 1 Algebra 2

01/22/22

Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39.
Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39. When is it worth it to buy the car wash? When is it worth it if the car wash costs $2? more
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Prealgebra Math Algebra 1 Algebra 2

01/22/22

A store charges $12.50 for 5 boxes of cookies.
A store charges $12.50 for 5 boxes of cookies. A second store charges $8.00 for 4 boxes of cookies, but you have to buy a gallon of milk for $3.00 to get that deal. Write the cost model equations... more
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Prealgebra Math 7th Grade Math

01/19/22

i need help!!! and fyi i hattteeee PREeee ALGEBRAaaaa
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Prealgebra Math Algebra 1 Algebra 2

01/16/22

Find the distance between these points in two ways: (-2,5) and (4,13).
Find the distance between these points in two ways: (-2,5) and (4,13).a). Use the point (-2,5) as (x1,y1) and the point (4,13) as (x2,y2) in the distance formula.b). Use the point (4,13) as (x1,y1)... more
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Prealgebra Math Algebra 1 Algebra 2

01/16/22

If you drive 5 miles east and then 4 miles south, how far are you, to the nearest tenth of a mile, from your starting point?
If you drive 5 miles east and then 4 miles south, how far are you, to the nearest tenth of a mile, from your starting point?
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Prealgebra Math Algebra 1 Algebra 2

01/16/22

Imagine a road on which you lose 250 feet in elevation for every mile driven.
Imagine a road on which you lose 250 feet in elevation for every mile driven.a). Draw pictures that show a loss of 500 feet in elevation over 2 miles of horizontal distance and 1,000 feet over 4... more
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Prealgebra Math Algebra 1 Algebra 2

01/16/22

Two examples of configuration are shown here.
Two examples of configuration are shown here.Number of tables: 2Number of tables: 3a). Complete the following sentence to interpret the rate of change in the number of chairs: Every time one table... more
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Prealgebra Math Algebra 1 Algebra 2

01/15/22

Find the rate of change in the following table:
Find the rate of change in the following table: x y -2 15 -1 10 0 5 1 0
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Prealgebra Math Algebra 1 Algebra 2

01/15/22

Find the slope of the line that passes through (-8,11) and (2,-3).
Find the slope of the line that passes through (-8,11) and (2,-3).
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Prealgebra

01/12/22

You move down 1 unit and up 3 units. You end at (-3, 5). Where did you start?
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Prealgebra

01/08/22

An appliance store decreases the price of a 19-in. Television set 19% to a sale price of 499.37. What was the original price?
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Prealgebra Math Algebra 1 Algebra 2

01/07/22

A student keeps track of how long it takes her to write her signature.
A student keeps track of how long it takes her to write her signature. She collects the data in one sitting so that she can see if there is a change in her writing rate over time. She wants to know... more
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Prealgebra Math Algebra 1 Algebra 2

01/07/22

A way to measure how well the trendline fits the data is by looking at the sum of the squared residuals.
A way to measure how well the trendline fits the data is by looking at the sum of the squared residuals. When a trendline is close the points on the scatterplot, the residuals are small and so is... more
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Prealgebra Math Algebra 1 Algebra 2

01/07/22

A linear model describes the relatioship between the weight in pounds and the age in months for Great Dane puppies:
A linear model describes the relationship between the weight in pounds and the age in months for Great Dane puppies: Weight = 16.25(age in months) - 9.5. The model was created by using weights for... more
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Prealgebra Math Algebra 1 Algebra 2

01/07/22

How many grams of pumpkin are in 300 mL of a 30% pumpkin juice solution?
How many grams of pumpkin are in 300 mL of a 30% pumpkin juice solution?
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01/05/22

ALGEBRA HELP!!!The expression x^2-bx-c / x+b simplifies to x-6 whats the value of b?
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01/05/22

ALGEBRA 1 HELP!!!!! is the GCF of 12x^3y^5 and 2x^2y^7
and what is the LCM of 6x^2y^3 and 10x^3y
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01/05/22

ALGEBRA 1 HELP!! Andrea buys 4 bags of granola and 3 bags of dried fruit. She spends $51.50. Carter buys 2 bags of granola and 4 bags of dried fruit and spends $45.50
Write and solve a system of equations to determine the cost of a bag of granola and the cost of a bag of fruit.
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