Solve 10 ax + 11 ax = 12ax +45 for x. Assume a ≠0. A. x= 5a
B. X= 5/a
c. x = 1/9a
D. x = 9a

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

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.

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2