Let A be the number of Adult tickets and S, the Students'
A+ S = 273, but we know that S=2.A
Then A + 2A = 273 ; 3A =273; A =273/3 =91
So 91 tickets were sod to Adults & 182 Tickets to Students
Answer:
standard form : 2x + y = -2
Pretty sure its -1
The formula is y2-y1/x2-x1
Answer : 7 pound 4 ounces
1 pound = 16 ounces
x pound = 116 ounces
16x = 116(1) , x= 7.25
116-(7x16) = 4