Question

Create an equivalent system of equations using the sum of the system and the first equation.

x + 4y = 8
4x + y = 2

A.)
x + 4y = 8
5x + y = 2

B.)
x + 4y = 8
5x + 5y = 2

C.)
x + 4y = 8
4x + 5y = 10

D.)
x + 4y = 8
5x + 5y = 10

Answer 1

D

Explanation:

x+4y=8

4x+y=2

add

5x+5y=10

so system is

x+4y=8

5x+5y=10