4,511 Answered Questions for the topic prealgebra

01/05/22

ALGEBRA 1 HELPP!! Armand needs to buy more than 60 yards of fabric, in total to compare a art project.
HE will buy x yards of cotton fabric and silk fabric. Cotton costs $5 per yard and silk costs $10 per yard. He can spend at most $400 Write 2 inequalities.
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Prealgebra Algebra 1 Algebra 2

01/04/22

ALGEBRA 1 HELP!!! On Friday Tim went to the farmers market to sell apples and buy pears.
Sold apples for $1.50 each Bought pears for $0.75 For every Apple he sold he bought two pears. At the end of the day he had a net profit of $6 The Questions for this... more
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Prealgebra Math

12/22/21

how do you solve for all of the variables using system of equations
2a-3b=-5, 4a+3b=17, 5c-2a=1
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Prealgebra Math

12/22/21

how do you solve for all of the variables using system of equations
2a-3b=-5, 4a+3b=17, 5c-2a=1
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Expert Answers •2
Prealgebra Math

12/22/21

how do you solve for all of the variables using system of equations
2a-3b=-5, 4a+3b=17, 5c-2a=1
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Prealgebra Algebra 1

12/21/21

Solve for x: 5x+20=2x-4
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12/16/21

Write the system that models this information
Suppose you have just enough money, in coins, to pay for a loaf of bread priced at $1.95. You have 12 coins, all quarters (worth $0.25) and dimes (worth $0.10). Let t equal the number of... more
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Prealgebra Math Pre Algebra

12/16/21

Least to greatest {-3.32,-3.3 repeating, -3.4,-3.2}
How do I know what is close to the whole negative number? I'm not good with negatives. I know when you get deeper in the negatives you get smaller. But how do you know?
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Prealgebra

12/16/21

An angle measures 15.2° more than the measure of its supplementary angle. What is the measure of each angle?
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Prealgebra

12/16/21

An angle measures 15.2° more than the measure of its supplementary angle. What is the measure of each angle?
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12/13/21

Pre Alg math question- Graphing
You work two jobs. You earn $11.90 per hour as a salesperson and $10.50 per hour stocking shelves. Your combined earnings this month are $178.50. Let x represent the number of hours worked stocking... more
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12/13/21

Pre Algebra Word Problem

The equation d=rt is used to calculate distance, rate, or time, where d is the distance (in meters), r is the rate (in meters per minute), and t is the time (in minutes). Consider the statements... more
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Prealgebra

12/08/21

What is the equation of the line that passes through the point (6,6) and has a slope of 0?
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Prealgebra Math Algebra 1 Algebra 2

11/30/21

Focus Problem- Math
The next page contains some information related to mpg (miles per gallon), vehicle efficiency, and governmental regulatory standards/penalties [note the CAFE standards penalty referenced are not... more
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Prealgebra Math Algebra 1 Algebra 2

11/28/21

A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.
A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.
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11/27/21

The length of a rectangle is 2 ft more than twice the width. The area is 84 ft2. Find the length and width of the rectangle.
The length of a rectangle is 2 ft more than twice the width. The area is 84 ft2. Find the length and width of the rectangle.
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Prealgebra 7th Grade

11/23/21

A person walked 1/3 a mile in 1/24 of a hour what was their speed?
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Prealgebra

11/19/21

Find the slope of the line that passes through (5, 5) and (1, 4). Simplify your answer and write it as a proper fraction, improper fraction, or integer.
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Prealgebra Math

11/18/21

If the scale on a map is inches/miles = 1/50, find the following actual distances.
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Prealgebra

11/18/21

Use Properties of Rectangles, Triangles, and Trapezoids
Find the area of the triangle with base 15 cm and height 18 cm.
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Prealgebra

11/17/21

What is the output, or y-value, when x= 3?
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Prealgebra Math Hard

11/17/21

What does the slope mean in this situation? How do the slopes of the two lines compare?
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11/14/21

Need some assistance
The top three countries in oil consumption in a certain year are as follows: the United States, China, and Japan. In millions of barrels per day, the three top countries consumed 32.2 million... more
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11/14/21

Stumped on this one
The squares of two numbers add to 1,156. The second number is the square root of three times the square of the first number. What are the numbers?
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Prealgebra Math Algebra 1 Algebra 2

11/12/21

Check each of the given numbers to see if they are solutions to each equation. Show your checks and summarize which are solutions and which are not:
a). n=4n+5 n=-3,-5/3,0,5/3b). m-2m2=-120 m=10,8,1,-2,-7.5
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