ο»Ώx > 1.3
step by step:
8.5β0.9x> 9.8β1.9x
step 1: simplify both sides of the inequality.
β0.9x+8.5> β1.9x+9.8
step 2: add 1.9x to both sides.
β0.9x+8.5+1.9x> β1.9x+9.8+1.9x
1x+8.5> 9.8
step 3: subtract 8.5 from both sides.
1x+8.5β8.5> 9.8β8.5
1x> 1.3
step 4: divide both sides by 1.
1x/1 > 1.3/1