Question

2x-3y=8 x+y/x-y=7/3 with comparison method​

Answer 1

Answer:

expressing the equations in terms of one variable

2x – 3y = 8

………[1]

⇒ 3x + 3y = 7x – 7y

⇒ 4x = 10y

………[2]

by comparing eq. [1] and eq. [2]

⇒ 8 + 3y = 5y

⇒ 2y = 8

⇒ y = 4 ………[3]

by using [3] in [1]

⇒ x = 10

Step-by-step explanation: