There are 90 new houses being built in a neighborhood. Last month, 2/5 of them were sold. This month, 2/3 of the remaining houses were sold. How many houses are left to be sold?

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

multiple all that

step-by-step explanation:

27×17

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