How can you decide which variable to solve first when you are solving a linear system by substitution
1 answer:
I think you need to solve for x first to make the equation easier or simple.
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Answer:
x = 7 is a solution.
x = -2 is an extraneous solution .
Supposed U = {-10, -9, -8, -7, -6, -5, -4, -3, -2, -1} is the universal set and K = {-10, -8, -6, -4, -2}. What is K’?
Ilia_Sergeevich [38]
Answer:
-9
Step-by-step explanation:
-9,
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I think it is 96.76 cm
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