Which algebraic equation models the english sentence, a number subtracted from 8 is equal to 4?
8 − x = 4
x − 8 = 4
8 − 4 = x
x − 4 = 8

Which expressions are equivalent to -6 + 3m

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2