WorksheetsGrade 9_FC_LE in two variables_quiz 06
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
Jahlia get x dollars for her allowance each week. Erin get 10 dollars more than Jahlia. Write an equation that represents how much Erin has? (Erin is being represented with a y)
a)
y = 10x
b)
y = x + 10
c)
y = x - 10
d)
y =10x
2.
During winter break, Ms. Fears plans to catch up on some of her favorite shows. She wants to watch 5 episodes a day. Write an equation that represents the situation.
a)
y = x + 5
b)
y = x - 5
c)
y = 5x
d)
y = 5x
3.
What are systems of linear equations?
a)
a set of two or more linear equations in the same variables
b)
a polynomial with three terms
c)
set of two or more linear inequalities in the same variables
4.
which is a solution to this system?
a)
(1,2)
b)
(-1,2)
c)
(-5,-7)
d)
(2,0)
5.
solve by elimination: x+2y=13
-x+y=5
-x+y=5
a)
(0,0)
b)
(1,6)
c)
(2,5)
6.
which is NOT a solution to this graph
a)
(0,0)
b)
(-4,4)
c)
(-6,-1)
d)
True
7.
If (2 ,0) is a solution of the linear equation 2x + 3y = k, then the value of k is_____
a)
4
b)
5
c)
6
d)
2
8.
The system of equations kx - y = 2 and 6x - 2y = 3 has a unique solution only when k =_______
a)
0
b)
not equal to 0
c)
3
d)
not equal to 3
9.
29x+37y=103 and 37x+29y = 95 then
a)
x=1, y=2
b)
x=2, y=1
c)
x=3, y=2
d)
x=2, y=3
100 %
