Vocabulary
Linear Systems By Graphing
Linear Systems By Substitution
Linear Systems By Elimination
Random
100

The _________ of a system of two linear equations in two variables is an ordered pair

solution

100

Is (3,4) a soultion of the given system

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

-2(3)+4=-2                        4(3)-2(4)=3

-6+4=-2                             12-8=3

-2=-2                                 4=3


no

100

3x-y=4

Solve the equation


100

2x+3y=14

x-3y=-13

solve for both x and y

x=-4, y=3

100

x+3y=-2

x=-2-3y

Solve the equation for x and y

x=-5 y= 1

200

two variables x and y consists of two equations 

system of two linear equations

200

Plot the points, then find the intersection point

x = 3, y = -4

200

2x+2y=6

-2x-3y=-9

Solve for x and y

x=0, y=3

200

2x+3y=7

3x+5y=1-

solve

(5,-1)

200

Plot the points on a graph, find the point of intersection of the graphs, Then check the soulution


(2,-2)

300

is the process of adding two algebraic equations so that one of the variables is eliminated

Linear combination

300

Plot the points, find the intersection point, Check the solution

x = 2, y = -2

300

2m-4n=16

m=6n

Solve for m and n

n=2, m=12

300

x-y=7

2x+y=5

solve

x=4, y=-3

300

Plot the points on a graph, Find the point of intersection of the graphs. Check the solution

(3, 5)

400
an equation between two variables that gives a straight line when plotted on a graph.


linear equations

400

3x-y=-4

-y=-4-3x

Solve for y

y=-2

400

x+2y=-11

3x-2y=-1

solve

x=-3,y=-4

400

Solve for both x and y

x = -3, y = -4

500

the process of adding two algebraic equations so that one of the variables is eliminated

linear combinations method

500

2a+b=0

6a+b=10

Solve for b

b=-5

500

4x-3y=10

x+2y=-14

solve

x=-2,y=-6

500

Solve for both x and y

x = -8, y = 5