Solve 2x + y = 5 and 3x - 2y = 11 by substitution.
Answers
Answered by
3
Answer:
Step-by-step explanation:
y=5-2x
3x-2(5-2x)=11
3x-10+4x=11
7x=11+10
7x=21
x=21/7=3
2(3)+y=5
6+y=5
y=5-6
y=-1
therefore, x=3, y=-1
ur welcome baby
Similar questions