Question

Maria wants to solve the following system using the elimination method:

4x + 9y = 59
x + y = 17

What number should the equation x + y = 17 be multiplied by to eliminate y?

4

−4

9

−9

Answer 1

Answer: D -9

(08.05)

Maria wants to solve the following system using the elimination method:

4x + 9y = 59

x + y = 17

What number should the equation x + y = 17 be multiplied by to eliminate y?

a 4

b −4

c 9

d −9

Answer 2

the answer would be D