Sophia is saving her money to buy a new iPhone that cost 545. So far, she has saved 65. She plans to put aside $40 per week until she has enough money. For how many weeks will Sophia need to save.

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Hundred and tens tables to make 430 in five different ways