I need someone to solve for the orderd pairs of the equations :
y=5x+2
y=−3x−6

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

What metric units would you use to measure the thickness of a key

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.