Ecuaciones con los tres metodos(igualacion, sustitucion y reduccion) 9x-3y= 18
2x+8y= 2
-5+4y= -13
5x-9y= 139
15x+2y= 98

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat