Answer:
c) 3x - 45 = 10
Step-by-step explanation:

Cross multiply,
3*(x - 15) = 2*5
3*x - 3*15 = 10
3x - 45 = 10
Answer:
3 dollars 90 cents
Step-by-step explanation:
20 - 11.70 = 8.30
8.30 - 4.40 = 3.90
Multiply, and Divide
2/ 2 - 15i
2(2 + 15i)/ (2 - 15i) * 2 + 15i
= ( 4 + 30i)/ (4 + 225)
= (4 + 30i )/ 229
Hence; 2/ 2 - 15i
= 4/ 229 + 30i/ 229
Therefore, Letter Choice (D); is your answer 4/229 + 30i/229
Hope that helps!!!!
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