Answer:
1.) positive
2.) -3.5 + 2.7
Step-by-step explanation:
-2.7 + x = -3.5
first you want to move -2.7 to the other side, you also need to switch the negative number on -2.7 as make it a positive and then add it to -3.5
-2.7 + x = -3.5
+2.7 +2.7
x = -0.8
-3.5 + 2.7 = -0.8
x = -0.8
