Question

-(2)/(5)x-9<(9)/(10)


step by step please <3

Answer 1

`-(2)/(5)x-9<(9)/(10)\qquad|\text{multiply both sides by 10}\\\\10\cdot\left(-(2)/(5)x\right)-10\cdot9<10\cdot(9)/(10)\\\\2(-2x)-90<9\qquad|\text{add 90 to both sides}\\\\-4x<99\qquad|\text{change the signs}\\\\4x>-99\qquad|\text{divide both sides by 4}\\\\x>-24.75`