Linear Equation

solve linear equations by elimination

100

solve the system of linear equations by elimination 

9x+y=2

-4x-y=-17

(-3,29)

200

solve the system of linear equations by elimination

-x+y=4

x+3y=4

(-2,2)

300

solve the system of linear equations by elimination

10x-9y=46

-2x+3y=10

(19,16)

400

solve the system of linear equations by elimination

-2x-5y=9

3x+11y=4

(-17,5)

500

solve the system of linear equations by elimination

12x-7y=-2

8x+11y=30

(1,2)

solve equations by substitution

100

solve the system of linear equations by substitution

6x=9=y

y=-3x

(1,-3)

200

solve the system of linear equations by substitution

-5x+3y=51

y=10x-18

(3,22)

300

solve the system of linear equations by substitution

2x-y=23

x-9=-1

(8,-7)

Elimination

300

solve the system of linear equations

y=-6x-8

y=6x+8

(no solution)

400

solve the system of linear equations

15x-5y=-20

-3x+y=4

indefinitely many solutions

500

solve the system of linear equations 

3x-2y=-5

4x+5y=47

(3,7)

solve the system of equations by graphing

200

solve the system of linear equations by graphing

y=-2x+2

y=-x-1

(3,-4)

400

solve the system of linear equations by graphing

-3x+5y=13

x+4y=-10

(-6,-1)

solve the equation for y

300

solve the equation for y

3x+5y=25

y=3/5x+5

500

solve the equation for y

x-2y=0

y=1/2