Answer:
-1.5
-0.75
0.75
1.75
Step-by-step explanation:
The answer is 3.7a+3b
Because you combine like terms
Answer:
Step-by-step explanation:

Part A: 7/10 because .7 represents 70/100 of a whole, or 7/10.
Part B: I think 1 and 89/100 because 89/100 represents that fraction
These are my answers, so I may be wrong.
Hope I helped, and good luck!
Answer:
29
Step-by-step explanation:
4x+(x+35)=180
5x+35=180
5x=145
x=29