Answer:
question?
Step-by-step explanation:
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X=10
-8-x=-3(2x-4)+3x
-8-x=-6x+12+3x
-8-x=-3x+12
-x+3x=12+8
2x=20
x=10
You can check your solution by inputting 10 in all the x’s and solving it:)
Number 4. will be a. because if you do 7*9=63*10=630.
3. Regular
4. Regular
5. Not regular