Kid tickets = 3d
D = adult tickets
448 = (3 * d) + d
448 = 4d
448/4 = 112
112 = d
3 * d = 336
There are 336 kid tickets and 112 adult tickets sold.
X2-64=0
x2=64
x=8 because when multiplied by itself, and plugged back in, it works
<span>rate = dist/time so 406/7=58 hope this help
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