Which expression is equivalent to x+2x+y+2y

3x3y
3x+3y
3+xy
6xy

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t