Question

solve the equation by comparison method
3x-2y=2
7x+3y=43​

Answer 1

expressing the equations in terms of one variable

3x – 2y = 2

………[1]

7x + 3y = 43

………[2]

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

⇒ 14y + 14 = 129 – 9y

⇒ 23y = 115

⇒ y = 5

⇒ x = 4