please solve this question
Attachments:
Answers
Answered by
0
Step-by-step explanation:
3x - y =7
substitute value of x =1 in equation
= 3 X 1 - y =7
= 3- y =7
- y = 7 - 3
- y =4
y = -4
LIKE THIS SUBSTITUTE ANY 4 VALUES AND SLOVE
Similar questions