If 6x+3y=-1 and 5x+y=8 are true equations, what would be the value of -x-2y?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Simplify this expression. 8x 16(x + y)

Find the percent cost of the total spent on each equipment $36, fees $158, transportation $59 a. 14%, 62%, 23% b. 15%, 60%, 35% c. 10%, 70%, 20% d. 11%, 62%, 27%