Question

10 (5×-3)=4

3 (6×-7)=8

Answer 1

a. 10 (5×-3)=4

   50x - 30 = 4

   50x = 34

   x = 34/50

   x = 17/25

b. 3 (6×-7)=8

   18x - 21 = 8

   18x = 29

   x = 29/18