Question

Solve the system of two equations using elimination with multiplication.
4x − 6y = −48
−2x + 4y = 30

A. (−33,−9)

B. (3, 9)

C. (−3, 6)

D. (−21,−6)

Answer 1

Solve the system of equations.
3x − 4y = 40
5x − 5y = 55

A. (14, 3)

B. (4,−7)

C. (18, 7)

D. (8,−3)

Answer 2

How many solutions does the system have?
12x − 15y = 18
4x − 5y = 6

A. one solution

B. infinitely many solutions

C. no solution

D. two solutions