What is the simplified form of 3 to the square root of 7-5 to the square root of 7

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?

Which graph correctly represents the equation  y=−4x−3? guys me iam not trying to fail summer school and will offer 40 points for who ever me with the next 3 problems and will give brainlest