Sadie uses the polynomial identity (2x + y)2 = 4x + 4.ry+y? to show that 232 = 529. What values can Sadie use for x and y?
O x = 15 and y = 8
o x = 8 and y = 15
x = 7 and y = 8
x = 8 and y = 7
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Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.