Answer:
y= -2x+23
Step-by-step explanation:
Subtract 2x over
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!
.85x=10.2
your answer is x = 12