Answer: 45
Step-by-step explanation: 21 x 3 = 63, because 3x3 is 9. 9 tickets with a $2 discount would mean you take off $18, so I believe the answer would be 63-18=45.
Answer:
Step-by-step explanation:
8x+9=0
8x=-9
or
,
48-6n-8
40-6n
Simplify the expression.
Exact Form:
1 /2
Decimal Form:
0.5