moby sold half his toy car collection, and then bought 12 more cars the next day. he now has 28 toy cars. how many cars did he have to start with

What is 77/8 in simplest form

Simplify: 18³*18²*18³

Maura had to get a $350 emergency loan at a very high interest rate to pay for dental work. The lender did not need her credit history. If she does not pay back the loan within three weeks, she will have to pay an extra $50.

Which expression is equivalent to (6^5) (6^2) ? a. 6^3 b. 6^7 c. 6^10 d. 6^13

What are the first, fourth and eighth terms for A (n) = - 2*2^n-1

Which expressions are equivalent to 16x4 - 64? Check all that apply. 16x4 + 16x - 16x - 64 16x4 - 8x - 8x - 64 (4x2 + 8) (4x2 - 8) 16 (x2 + 2) (x2 - 2) 4 (4x4 - 8)

X + 2 = 6.3 What is the number to replace the variable x

Lathematics 1. There are 150 students in a college of whom 66 play basketball, 45 play cricket and 42 play soccer, 27 play exactly two of three sports & 3 play all of three sports, How many of 150 play none of 3 sports?

815 divide by 9 work

Tracy used mental math to find 7*38 as shown below. what is x? 7*38 = 7 (40-2) = 7 (x) - 7 (2)