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Unit: Systems of equations

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Possible mastery points

Intro to systems of equations

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Systems of equations: trolls, tolls (1 of 2)
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Systems of equations: trolls, tolls (2 of 2)
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Testing a solution to a system of equations
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Practice
Solutions of systems of equationsGet 3 of 4 questions to level up!

Systems of equations with graphing

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Systems of equations with graphing
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Systems of equations with graphing
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Systems of equations with graphing: y=7/5x-5 & y=3/5x-1
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Systems of equations with graphing: 5x+3y=7 & 3x-2y=8
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Systems of equations with graphing: chores
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Systems of equations with graphing: exact & approximate solutions
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Practice
Systems of equations with graphingGet 3 of 4 questions to level up!

Solving systems with substitution

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Systems of equations with substitution: 2y=x+7 & x=y-4
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Systems of equations with substitution
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Systems of equations with substitution: y=4x-17.5 & y+2x=6.5
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Systems of equations with substitution: -3x-4y=-2 & y=2x-5
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Systems of equations with substitution: 9x+3y=15 & y-x=5
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Systems of equations with substitution: y=-5x+8 & 10x+2y=-2
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Systems of equations with substitution: y=-1/4x+100 & y=-1/4x+120
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Substitution method review (systems of equations)
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Practice
Systems of equations with substitutionGet 3 of 4 questions to level up!

Quiz 1

Level up on the above skills and collect up to 300 Mastery points

Number of solutions to systems of equations

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Systems of equations number of solutions: fruit prices (1 of 2)
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Systems of equations number of solutions: fruit prices (2 of 2)
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Solutions to systems of equations: dependent vs. independent
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Number of solutions to a system of equations
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Number of solutions to a system of equations graphically
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Number of solutions to a system of equations algebraically
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How many solutions does a system of linear equations have if there are at least two?
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Number of solutions to system of equations review
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Practice
Number of solutions to a system of equations graphicallyGet 3 of 4 questions to level up!
Number of solutions to a system of equations algebraicallyGet 3 of 4 questions to level up!

Systems of equations word problems

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Age word problem: Imran
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Age word problem: Ben & William
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Age word problem: Arman & Diya
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System of equations word problem: walk & ride
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System of equations word problem: no solution
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System of equations word problem: infinite solutions
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Systems of equations with substitution: coins
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Practice
Age word problemsGet 3 of 4 questions to level up!
Systems of equations word problemsGet 3 of 4 questions to level up!

Quiz 2

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Unit test

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About this unit

A "system of equations" is when we're dealing with more than one equation at the same time. These tutorials show you how to set up and solve systems of equations.