158 Answered Questions for the topic Systems Of Equations

Systems Of Equations Precalculus

10/13/20

#### Jacoby has 90 coins of quarters and dimes in a coin jar. If he has a total of $15.25 in the jar, write the system of equations which can be used to find how many quarters and dimes he has.

Variable: Equation:Variable: Equation:

#### How many seats are there in each class?

A plane has 360 total seats, which are divided into economy class and business class. For every 13 seats in economy class, there are 5 seats in business class. How many seats are there in each class?

#### How many polio vaccinations and how many measles vaccinations did Dr. Potter give last year?

Dr. Potter provides vaccinations against polio and measles. Each polio vaccination consists of 4 doses, and each measles vaccination consists of 2 doses. Last year, Dr. Potter gave a total of 60...
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08/06/20

#### Systems of Equations & Solutions

For each of the following systems of equations, state if the system has a unique solution, an infinite number of solutions, or is inconsistent (no solutions). If the system has a unique solution,...
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08/06/20

#### Systems of Equations & Solutions

For each of the following systems of equations, state if the system has a unique solution, an infinite number of solutions, or is inconsistent (no solutions). If the system has a unique solution,...
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08/05/20

#### Solving Systems of Equations with Row Operations

x + 2z = 3 2x + y - 3z = 4 3x - 4y + 5z = -12

08/05/20

#### Solving Systems of Equations with Row Operations

x + y + z = 3 3x - y - 2z = -4 3x + 4y + 3z = 11

07/25/20

#### Systems of Equations/Matrices

Solve each of the following systems of equations. If the system has a unique solution (one solution), state this and exhibit the solution. If the system is inconsistent (has no solutions) state...
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#### I am struggling on this system of equations word problem

Mustaba and Sydney are selling candy for a school fundraiser. Customers can buy either small candy bars or large candy bars. Mustaba sold 6 large candy bars and 24 small candy bars for a...
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Systems Of Equations Algebra 2

03/18/20

#### What is the result of subtracting the second equation from the first?

-2x+y=0-7x+3y=2

Systems Of Equations Algebra 1

03/02/20

#### The perimeter of a rectangular stage is 202 feet. The length of the stage is 11 less than 3 times the width of the stage. What is the width of the stage?

Systems Of Equations Algebra 2

02/11/20

#### -11x - 10y = 17 and 5x - 7y = 50

Systems Of Equations Algebra 2

02/09/20

#### X and y have a sum of 20. The value of y is four times as big as the value of x

I need to find the value of x and y

#### The number y is 3 more than 5 times another number x. Their sum is 51.

Hey there! I've always had troubles with word problems, so if you could, please explain it step by step.

Systems Of Equations Algebra 1

05/19/19

#### Systems of Equations

How many solutions does the linear system -8x+2y=6 and -4x+y=3 have?A) 0B) 1C) 2D) 3E) Infinitely Many

Systems Of Equations Algebra 2

05/18/19

#### A scientist needs 90 liters of a 50% acid solution. He currently has a 30% solution and a 60% solution. How many liters of each does he need to make 90 liters of 50% acid solution?

Systems Of Equations Algebra 2

05/05/19

#### creating a system of equation

Daniel is choosing between two cellphone plans. "Plan A" charges $80 per month, which includes unlimited text messaging. "Plan B" cost $20 per month plus $0.15 per text message. What is the system...
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Systems Of Equations Algebra 1

04/26/19

#### marcus is two times older than carlos. if the sum of their ages is 33, how old is carlos

04/18/19

#### Systems of equations

Here's the question. The dimensions of the rectangular foundation of a house is represented by the expressions (x+5) and (x-4). The area of the foundation can be represented by y+20 and the...
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Systems Of Equations Algebra 2

04/09/19

#### q 1 solving systems of equations by substitution, can you help me?

y=7/4x-3y=4 (please ignore this part, i needed 30 characters, and my question only had 11)

Systems Of Equations Algebra 1

03/07/19

#### turkeys and chickens

it takes 8 turkeys and 12 chickens 10 hours to eat a certain amount of grain, while it takes 6 turkeys and 8 chickens 14 hours to eat the same amount of grain. find the time it takes 1 turkey...
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Systems Of Equations Algebra 1

02/07/19

#### what is jeans and daves equation

jean leaves the trailhead at the dawn to hike 11 miles towards the lake where her friend Dave is camping. at the same time, Dave starts his hike towards the trailhead so that he can meet jean...
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Systems Of Equations Algebra 1

01/28/19

#### At a fundraiser breakfast, the bill for three glasses of orange juice and five pancake specials is $8.40, whereas the bill for one glass of orange juice and two pancake specials is $3.25.

Write a system of two equations to model this problem. Let g stand for the price of a glass of juice and let p stand for the price of a pancake special. Use the method of your choice to solve the...
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