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Laabri

Algebra L4-2 & L4-3 Quiz v1

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Last updated over 2 years ago
7 Nsɛmmisa

Nota Bene

This quiz asks you to use algebraic (equation-based) methods to find the solutions to systems of linear equations.

You Must

  • Use Substitution or Elimination to solve each problem.

  • Show your work, and ensure you detail enough steps to prove you solved the problem algebraically

  • Either explain why the solution set is infinite or empty, or produce the solution set.

You May

  • In a pinch, you can graph a system of equations by hand to verify your answer or help you answer.

You Must Not

  • Use any computer-assisted graphing, calculators, Desmos, etc.

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Use substitution or elimination to find the solution to the system of equations.

y=4x+2

y=-\frac{1}{2}x-1

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Use substitution or elimination to find the solution to the system of equations.

2x-y=17

-x+5y=10

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Use substitution or elimination to find the solution to the system of equations.

y=\frac{7}{9}x+\frac{25}{9}

y=\frac{3}{5}x+\frac{13}{5}

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Use substitution or elimination to find the solution to the system of equations.

2x+y=15

3x-y=-10

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Use substitution or elimination to find the solution to the system of equations.

5x-2y=20

3x+y=12

y=x-4

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Use substitution or elimination to find the solution to the system of equations.

y=-\frac{1}{2}x+3

2x+4y=7

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Use substitution or elimination to find the solution to the system of equations.

y+2=\frac{9}{2}(x-10)

-9x+2y=-94