18. 3x - 2y = 12
4x - 5y = 16
Answers
Answered by
4
Answer:
x : 4
y : 0
Step-by-step explanation:
3x - 2y = 12 --------- i
4x - 5y = 16 ---------- ii
Now, i × 4 - ii × 3
12x - 8y = 48
- 12x + 15y = - 48
=> 7y = 0
•°• y = 0
Now putting the value of y = 0 in equation no i
3x - 2 × 0 = 12
x = 12/3
x = 4
•°• value of x is 4
Similar questions