Question

solve the following pair of simultaneous equation by usingg method of substitution x+3y=2 and 3x+2y=20​

Answer 1

Answer:

x + 3y = 2

3x + 2y = 20

x = 2 - 3y

On putting

3(2 - 3y) + 2y = 20

6 - 9y + 2y = 20

6 - 7y = 20

- 7y = 20 - 6

- 7y = 14

y = -2

hope it will help u...