Find an equation in slope-intercept form of the line that has slope -2 and passes through point A[1, 9)

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36