Ayden ha a lemonade stand. he spent $4.45 on supplies to make lemonade and $8.45 on supplies to make cookies. at his lemonade stand , he sold 23 cups of lemonade for $0.50 each and 17 cookies for $0.50 each . what were ayden's profits that day?

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle