1.
Use elimination to solve the system of equations shown below.
2
x
- 4
y
= -5
3
x
+ 4
y
= -15
A.
B.
C.
D.
Hint
2.
Use elimination to solve the system of equations given by 3
x
– 2
y
= 10 and 5
x
+ 2
y
= 6.
A.
infinitely many solutions
B.
(2, -2)
C.
(-2, -8)
D.
no solution
Hint
3.
Use elimination to solve the system of equations given by 10
x
– 40
y
= 60 and 15
x
+ 40
y
= -10.
A.
no solution
B.
(-14, -5)
C.
infinitely many solutions
D.
(2, -1)
Hint
4.
Use elimination to solve the system of equations given by 7
x
+ 23
y
= 12 and 3
x
+ 23
y
= -8.
A.
infinitely many solutions
B.
(5, -1)
C.
D.
no solution
Hint
5.
Use elimination to solve the system of equations given by 3
x
– 2
y
= 12 and 3
x
+ 5
y
= 33.
A.
(6, 3)
B.
no solution
C.
infinitely many solutions
D.
(14, 15)
Hint