The number or variable for 5 is the number 4, and there’s a negative sign in between. For the parentheses in front of the 6 there is a negative sign. Could someone help me answer this problem ?

For the equations below which statement is true ? -2x=14 6x=-42

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters