Question

8,75 x x + 1,25 x x= 20

 

Answer 1

x x (8,75 + 1,25) = 20

x x 10 = 20

x = 20 : 10

x = 2

Answer 2

x x (8,75 + 1,25) = 20

x x 10 = 20

x = 20 : 10

x = 2

Answer 3

8,75 * x + 1,25 * x = 20

10*x=20

x=20 : 10 

x=2