Mrs Jones has US$200 to change to TT$ the bank gives her TT$6.20 for US$1 and changes to aTT$2.50 for the transaction Mrs Jones receive​

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

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