Evaluate the expression when x=3 and y=-6 7y-x

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Find the value of x that will make l ll m

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two