Solve the proportion using cross products. round to the nearest hundredth if necessary. 22/55 = 12/h (a) 48 (b) 30 (c) 45 (c)22

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.

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0