Question

ition: 8x + 5y = 9 3x + 2y = 4​

Answer 1

Answer:

x= -2

y=5

Step-by-step explanation:

(8x+5y=9)3 = 24x+15y=27 - eq 1

(3x+2y=4)8 = 24x+16y=32 - eq 2

eq 2 - eq 1 = y = 5

substitute 5 in y's place

then,

3x+2(5)=4

3x+10=4

3x= -10+4

3x= -6

therefore x = -2