Find the equation of the line that contains the given point and is perpendicular to the given line. Write the equation in slope-intercept form, if possible, (-7,-1);y=-7x+9

Percent increase and decrease. original number: 45 new number: 18

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.

2x + 3y = 17 5x + 6y = 32 usibg method if elimination