A checking account has a balance of -$126.89. A customer makes two deposits, one 3.5 times the other, and then withdraws $25. Write an expression for the new balance using as few terms as possible.

What is the rule for reflection across the y axis

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

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