Please help fast for 10 points and brainlist ANSWER ONLY IF YOU KNOW!! PLEASE EXPLAIN PREFER AND EXPERT OR ABOOVE

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Zahra wants the equation below to have an infinite number of solutions when the missing number is placed in the box.

Add the two expressions 4.6 x -3 + -5.3 x + 9