Question

The whole answer will give you 39 points

Answer 1

Q5 ) ,

• a + b = 7 ...(1)
• a = 6/b ....(2)
• then ,
• 6/b + b = 7
• 6+b² = 7b
• b² - 7b + 6 = 0
• b = 6,1
• then ,
• put b = 6 in eq 2
• a = 6 /6 = 1
• put b = 1 in eq 2
• a = 6/1 = 6