Answer:
The additive property of equality.
Step-by-step explanation:
36 is added to both sides of the equation.
Answer:
it so easy that correct
Step-by-step explanation:
$500.00×$8.5
Answer:
125 adults
175 children
Step-by-step explanation:
3900=8c+20a
300=c+a
c=300-a
substitute
3900=8(300-a)+20a
reduce
3900=2400-8a+20a
1500=12a
a=125 adults
substitute for a
c=300-a
c=300-125
c=175 children