John has $40 to spend at the yard sale. he buys 6 books for $2 each. he would like to spend the rest of his money on model cars for his collection. if he cars cost $7 each, how many can he buy? explain.

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Which expression is equivalent to -5(3x - 6/7)

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.