Answer:
-5
Step-by-step explanation:
3x + 6 = -9
3x = -15
x = -5
Answer:
145
Step-by-step explanation:
Answer:
- 1/4
- 3/5
Step-by-step explanation:
You find the part by expressing the ratio as a fraction, then simplifying.
1. 5/20 = (1·5)/(4·5) = (1/4)·(5/5) = 1/4
5 is 1/4 of 20.
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2. 12/20 = (3·4)/(5·4) = (3/5)·(4/4) = 3/5
12 is 3/5 of 20.
300/60=5 so your answer is 5 hours