Les brought 6 pair of shorts for s dollars each and a blazer that cost three times as much as a pair of shorts. he spent a total of $139.50. how much did the blazer cost?

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

Find the value of x for which line a is parallel to line b

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120