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69 Answered Questions for the topic System Of Linear Equations

System Of Linear Equations Math Algebra

09/28/20

I'm solving tax problems using systems of linear equations. Help!

Last year, Dan had 10000 to invest. He invested some of it in an account that paid 7% simple interest per year, and he invested the rest in an account that paid 6% simple interest per year. After... more
System Of Linear Equations Math Prealgebra

09/08/20

How to solve this pre algebra question?

The Royal Fruit Company produces two types of fruit drinks. The first type is 65% pure fruit juice, and the second type is 85% pure fruit juice. The company is attempting to produce a fruit drink... more
System Of Linear Equations Linear Algebra

03/01/20

please help me I need to pass

You have one type of nut that sells for $3.10/lb and another type of nut that sells for $5.70/lb. You would like to have 5.2 lbs of a nut mixture that sells for $4.00/lb. How much of each nut will... more
System Of Linear Equations Algebra 2

07/29/19

Find the quadratic function

Find the quadratic function y=ax2 + bx + c whose graph passes through the given points. (0, -5), (-2, -7), (1, 14)
System Of Linear Equations Algebra 2

05/09/19

Unit Test edgenuity *What is the solution to the system of equations? y = –5x + 3 y = 1 A) (0.4, 1) B) (0.8, 1) C) (1, 0.4) D) (1, 0.8)*

What is the solution to the system of equations?y = –5x + 3y = 1A) (0.4, 1)B) (0.8, 1)C) (1, 0.4)D) (1, 0.8)
System Of Linear Equations Algebra 2

01/26/19

System of linear equations elimination/substitution

Beth and Aliyah are selling cheesecakes for a school fundraiser.customers can buy French silk cheesecakes and chocolate marble cheesecakes.beth sold 7 French cheescakes and 10 chocolate marble... more
System Of Linear Equations Solving A Distance, Rate, Time Problem

09/06/18

What is the rate of the jet in still air and what is the rate of the wind?

A jet travels 4632 mi against the wind in 8 hours and 6232 mi with the wind in the same amount of time. What is the rate of the jet in still air and what is the rate of the wind?  
System Of Linear Equations Algebra 1 Algebra

06/27/18

system of equaitons

Using the system of equations below, which expression can be correctly substitutedfor y in the equation 3x + 5y = 7?–2x – y = –103x + 5y = 7A. –2x + 10B. 2x – 10C. –2x – 10D. 2x + 10
System Of Linear Equations

05/26/18

The sum of three numbers is 34. The third number is 4 less than the sum of the first two numbers. The second number is 1 larger than the first. Find the numbers

system of linear equation problem I do not know how to solve.
System Of Linear Equations

04/15/18

A child is running on a moving sidewalk in an airport. When she runs against the sidewalk's motion, she travels 60 ft in 15 seconds.

A child is running on a moving sidewalk in an airport. When she runs against the sidewalk's motion, she travels 60 ft in 15 seconds. When she runs with the sidewalk's motion, she travels 90 ft in... more
System Of Linear Equations

02/22/18

i need help solving a system of linear equation by addition. 5y=5x-20 , 3y=3x-12

5y=5x-20,3y=3x-12
System Of Linear Equations

02/21/18

You to choose from a cellphone company that offers 2 plans. The company charges a monthly service fee of 20 dollars for either plan the costumer chooses

plan A- charges 5 cents a minute and 20 dollars for 250 texts.  Plan B- charges 10 cents a minute, first 100 minutes free, and 15 dollars for 200 tex. you only have 75 dollars to spend each month
System Of Linear Equations

02/03/18

Solving a percentage mixture

The Royal Fruit Company produces two types of fruit drinks. The first type is 80% pure fruit juice, and the second type is 100% pure fruit juice. The company is attempting to produce a fruit drink... more
System Of Linear Equations

01/20/18

Regan is going to hire a makeup artist for a fashion show and is comparing prices. Scarlett charges $24 as booking fee and an additional $36 per hour. Look desp

Issac charges $38 per hour plus booking fee of $22. What the equtions
System Of Linear Equations

12/07/17

They traveled 300 kilometers in total, and they biked 70 kilometers more than they were bussed.

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System Of Linear Equations Solving Linear Equation By Substitution

11/09/17

The sum of a two-digit number is 8. When the digits are reversed, the number increases by 36. Find the original number.

The solution needs to be found through a system of linear equations by substitution.  
System Of Linear Equations

10/16/17

At a hockey game, a vender sold a combined total of 202 sodas and hot dogs. The number of hot dogs sold was 42 less than the number of sodas sold. Find the

Number of sodas sold: Number of hot dogs sold:
System Of Linear Equations System Of Equations Algebra Word Problem

10/12/17

Word Problem Help

During strenuous exercise a certain athlete can burn 9 calories per minute on a stationary bicycle and 14.5 calories per minute on a stair climber. In a 30 minute workout the athlete burns 347... more
System Of Linear Equations Linear Equations Infinitely Many Solutions

03/27/17

Suppose that a graph of a system of linear equations consists of two lines that coincide. How many solutions does the system have? Explain your reasoning.

The answer has to explain why the coinciding lines have infinitely many solutions.
System Of Linear Equations

03/27/17

what is the rate of each cyclist if one is 7km/h slower than the other and they are 135 km apart after 3 hours?

rate of the slower cyclist is in km/h, as well as the rate of the slower cyclist 
System Of Linear Equations

03/09/17

Graph a system of equation.

A softball team bought a box of sweatshirts for $240. Each sweatshirt cost $12 to print and will sell for $18. Graph a system of equations to find the number of sweatshirts the softball team needs... more
System Of Linear Equations

02/26/17

Y=7x+8 y=x+20

Use the substitution method to solve y=7x+8 and y=x+20 
System Of Linear Equations Math Help

01/11/17

algebra help pls

You pay $24.50 for 10 gallons of gas and 1 quart of oil at a gas station. Your friend pays $22 for 8 gallons of the same gasoline and 2 quarts of the same oil. The first question asks to model the... more
System Of Linear Equations

10/24/16

System of Equations

Solve the system of Equations.    X+y+z=3 x-y+2z=9 5x+y+z=15
1 3

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