Which of the following has a value that is less than zero a (-6)2
b (1/3)2
c .5 *tiny 2*
d -7*tiny2*

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.