A=adult ticket c= children ticket
12c+3a= 162
8c+3a=122
Multiply the second by -1.Add both
And you have
4c=40
Divide both sides by 4
c=10..
The price for 12 children is $120
The price for 3 adults is $162-120= $42
Each adult pays $12
Each child pays $10
Answer:
non-linear
Step-by-step explanation:
y=5x^3-7x+12 is nonlinear (it's cubic) because of the presence of the x^3.
Volume=lengthxwidthxheight
38% of 21.5 million is about 8.17 million. The third choice is appropriate:
Second step...that is exponents..raise everything to the power half