Solve the system of equations by substitution. Show all work neatly on your work page. Checking your answer is wise. :) Plz need this for a test 3x + 2y = 7

y = -3x +11

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

If the discriminant if a quadratic equation is 4 which statement describes the roots?