Answer:
Step-by-step explanation:
P = 8x + 20
4*side = 8x + 20
side = (8x + 20)/4
= 8x/4 + 20/4
side = 2x + 5
You were not driving for 12 hours.
<em><u>Explanation</u></em>
Distance to the vacation spot is 1500 miles and you estimate that you drove an average speed of 50 mph.
<u>Relationship between distance, speed and time</u> is.......

So, the <u>number of hours you drove</u> 
Given that, including rest stops it’s takes you 42 hours to get to the vacation spot.
Thus, the number of hours you were not driving 
Answer:
x + y = 4 or y = -x + 4
Step-by-step explanation:
0 = -1[4] + b
4 = b
y = -x + 4
If you want it in <em>Standard</em><em> </em><em>Form</em>:
y = -x + 4
+x +x
_________
x + y = 4 >> Line in Standard Form
* Since the <em>rate</em><em> </em><em>of</em><em> </em><em>change</em><em> </em>[<em>slope</em>] is -1 and that parallel lines have SIMILAR SLOPES, -1 remains the same.
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Answer:
59999900000
Step-by-step explanation:
20000000000 × 3 = 60000000000
60000000000 - 100000 = 59999900000
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