1.
Use elimination to solve the system of equations given below.
x
+ 3
y
= 6
2
x
- 6
y
= 8
A.
B.
C.
D.
Hint
2.
The sum of two numbers is –11. Twice the first number minus four times the second number is –10. What are the two numbers?
A.
-15, 4
B.
-6, -5
C.
-8, -3
D.
-9, -2
Hint
3.
Use elimination to solve the system of equations given by 6
x
+ 15
y
= 15 and 4
x
– 5
y
= 25.
A.
(5, -1)
B.
infinitely many solutions
C.
(10, -3)
D.
no solution
Hint
4.
Use elimination to solve the system of equations given by 6
x
+ 2
y
= 0 and 3
x
+ 7
y
= 24.
A.
(-1, 3)
B.
infinitely many solutions
C.
no solution
D.
Hint
5.
Use elimination to solve the system of equations given by 8
x
– 4
y
= -20 and 10
x
– 5
y
= 35.
A.
infinitely many solutions
B.
(-12, -12)
C.
(0, 0)
D.
no solution
Hint