8.75 x X + 1.25x X =20
X x ( 8.75+ 1.25) = 20
X x 10 =20
X = 20 : 10
X = 2
X x(8.75+1.25)=20
X x10 =20
X =20:10
X =2
8.75 x X + 1.25x X =20
X x ( 8.75+ 1.25) = 20
X x 10 =20
X = 20 : 10
X = 2
8,75 × X + 1,25 × X = 20
X × ( 8,75 × 1,25) = 20
X × 10 = 20
X = 20 ÷ 10
X = 2