Question

Which value of x satisfies both -9x + 4y = 8 and -3x − y = 4?
A) -1/7
B) -7/9
C) -7/8
D) -9
E) -4/3

Answer 1

use emlimination
-9x + 4y = 8
3( 3x − y = 4)
distribute the 3 and then cancel the opposites so positive and negative 9

Answer 2

@pooja195 Thank you for your help, appreciate it

Answer 3

Did you get any thing?