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