Question 319526
A+C=113 OR A=113-C
3.50C+6.00A=633
3.50C+6.00(113-C)=633
3.50C+678-6C=633
-2.50C=633-678
-2.5C=-45
C=-45/-2.5
C=18 NUMBER OF CHILDREN TICKETS SOLD.
113-18=95 NUMBER OF ADULT TICKETS SOLD.
PROOF:
3.5*18+6*95=633
63+570=633
633=633