Question

Solve the following equation : 3x - 1 upon 5 - x upon 7 = 3

Answer 1

hi,

the answer is 112/6

solution in photo

Answer 2

Answer:

x= 7

21x-7-5x/35=3

16x-7/35=3

6x-7=3×35

x-7=3×35/16

x-7= 105/16

x= 105+7/16

x= 112/16

x=7