Step-by-step explanation:
Given
- 4x + 11y = 15.......equation 1
x = 2y.......equation 2
Now putt x = 2y in equation 1
- 4 * 2y + 11y = 15
- 8y + 11y = 15
3y = 15
Therefore y = 5
Now
x = 2* 5
= 10
Hope it will help you.
