Answer:
257.00=25w+32
Step-by-step explanation:
W is the number of weeks. It will take 9 weeks for her to save up to the new phone.
6. yes, it shows a function because you add one to X and it equals Y.
7. it has both
Answer:
1. 68%
2. 95%
3. 99.7
Step-by-step explanation:
Rearranging y = 8x -4y = 12 in the y = mx + b form gives y = 2x - 3
y = 2x - 3
y = mx - 6 (already in y = mx + b form)
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Parallel lines have the same slope.
m = 2
Note that the two lines have the different y-intercepts and are not the same line.