The expression 15t-4t is or is not equivalent to 4t-15t because the negative sign in 15t-4t belongs to the termnothing.

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)