Question

write the number of solutions of the pair of linear equations y=x/2 and 3x + 4y=20​

Answer 1

Answer:

x=4, y=2

Step-by-step explanation:

if y=x/2

given, equation

3x+4y=20

now keep y=x/2

3x+4×/2=20

3x+2x=20

5x=20

x=20/5 =4

then y=x/2=4/2=2