Question 112754
10*.116+.04X=.08(10+X)
1.16+.04X=.8+.08X
.04X-.08X=.8-1.16
-.04X=-.36
X=-.36/-.04
X=9 BAGS OF 4% CEMENT.
PROOF
10*.116+.04*9=.08(10+9)
1.16+.36=.08*19
1.52=1.52