Use addition to solve the linear system of equations. include all of your work in your final answer. -x-y=4 x+2y=4

What value of x is in the solution set of –5x – 15 > 10 + 20x?

"princess tower" in dubai is considered the world's tallest residential building, towering to 1 0 1 101 floors! t ( n ) t(n) models the number of tenants living on floor n n of the tower. what does the statement t ( 2 0 ) = t ( c ) t(20)=t(c) mean?

Someone me what is the area of this figure? 18m 18m 8m 16m