8x - 7 = 3x + 9
8x - 3x = 9 + 7
5x = 16
x = 16/5 = 3 1/5
Answer:
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37 more than t would simply be defined as 
That's all!
2+1.25f=10-2.75f Add the variables
2+4f=10 isolate the variable
4f=8
f=2
SAS since ∠RNM is congruent ∠PNQ by vertical angles which will give you the angle you need for SAS.