24 x X - 24 x 875 = 13608
=> 24 x ( X - 875 ) = 13608
=> X - 875 = 13608 : 24
=> X - 875 = 567
=> X = 567 + 875
=> X = 1442
24xX-24x875=13608
24x(X-875)=13680
X-875=13680:24
X-875=567
X=567+875=1442
24x(X-875)=13608
x-875=13608/24=567
x=567+875=1442