Question

solve the question 4x+2y-4 ;2x-9y+0​

Answer 1

Step-by-step explanation:

y=20/4=5

sub y=5 in 4x +2y=4

4x+2(5)=4

4x+10=4

4x=4-10

x=-6/4

x=-3/2

Answer 2

Answer:

4x+2y=4

x=4-2y/4

2(4-2y/4) -9y=0

2×2(2-y)/4 -9y=0

4 cut 4

(2-y)-9y=0

2-10y=0

2=10y

y=5

4x+10=4

x=-6/4