Mrs. Suyata assigned her third- and fourth-period math classes into two study groups. Which describes the variables in the two-w
ay table?
period number and study group number
period number and group 1
study group number and period 3
study group number and total
period number and study group number
period number and group 1
study group number and period 3
study group number and total
2 answers:
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Answer:
Step-by-step explanation:
Hooke's Law applies here, which is a linear relationship. It would be easier to solve this using proportions with N of force on the top and the amount of stretch in cm on the bottom. Set up with our unknown, the number of cm:
and cross multiply:
20x = 300 so
x = 15 cm
2.)
-->
So y = -4.
3.)
Combine like terms:
-->
Isolate x --->
---->
So x = -2
4.)
-->
Combine like terms --->
This equation has many possible solutions.
5.)
-->
Combine like terms --->
---->
----->
So x = -1.
6.)
Distribute --->
This equation has many possible solutions.