Question

answer question 6,7,8,9,10,11,12,13

Answer 1

Answer:

answer is 6) d

7) b

8) d

9) c

10) a

11) c

12)d

13)a

Answer 2

Answer:

Q6. (d)

Q7. (b)

Q8.  (d)

Explanation:

Q6. 7x + 4 =25

       7x = 25 - 4

        x = 21 / 7

        x = 3

Q7.  3x + 7 = -20

      3x = -20 - 7

       x = -27 / 3

       x = - 9

Q8. y - 15 = 2y + 1

      2y - y = -15 - 1

        y = -16