Question

Jawab yg no 20,21,22,23 yaaa

Answer 1

20.    5y = 4y + 10
        5y-4y = 10
        1y = 10
         y= 10
 

21.     7y +12  = 6y
         7y-6y = -12
         y = -12

22.     9y-15 = 8y
          9y-8y = 15
          y = 15

23.    gak nampak

Answer 2

20. 5y = 4y + 10
y = 10
21. 7y + 12 = 6y
y = -12
22. 9y - 15 = 8y
y = 15
23. tidak kelihatan semua