Question

12. If 3x + 4y = -1 and x - 2y = 3, then y=

Answer 1

y=3 and x= 5

Step-by-step explanation:

• 3×+×=-1 and 4y-2y=3
• 4×=1 and 2y=3
• ×=4-1 and y=3+2
• x=3 and y=5