Simplify 3/5x+19-3/20x-7
3/5x+19-3/20x-7First convert the fractions so they have a common denominator and rearrange12/20x-3/20x+19-79/20x+12
3/5x-3/20x12/20x-3/20x=9/20x19-7=129/20x+12