64 is equal to 40% of a number n. Write and solve an equation to find n. Write the percent as a decimal.

Equation:___=64

Solution: n=

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()