inesquik45 inesquik45 24-04-2024 Mathematics Answered a) -2x + 5=9 b) 5x -(7x-8) = 5(2x+2) c) x au carré = 2,25 d) 7x -5 =1 - 5x e) (2x + 5) ( 5x -3) =0