Answer:
false, true, false
Step-by-step explanation:
Y less than 21 = 21 - y
Remember, "less than" indicates a subtraction with the terms in inverted order.
Hope I helped!
1.8 - 0.2x = -1.6 Subtract 1.8 on both sides
1.8 - 1.8 - 0.2x = -1.6 - 1.8
-0.2x = -3.4 Divide -0.2 on both sides

x = 17
-0.65
-3/8
2/4
5/16
I hope this is right, the negatives should go first because you are taking away, then positives