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Masteriza [31]
2 years ago
6

What are the important things an 8th grader needs to know about math?

Mathematics
2 answers:
gogolik [260]2 years ago
7 0
Always foucus on the teacher ask help when needed
tatuchka [14]2 years ago
5 0
Be prepared for lots of work and listen it will make math so much easier also ask questions from your teacher he or she is there for a reason. Practice practice practice!!!
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2 years ago
Find the values of x when y=1
kirill [66]

Answer:

x=1+\sqrt{5}, 1-\sqrt{5}

Step-by-step explanation:

  1. x^{2} -2x-4=0
  2. (x-1)^{2} -1-4=0
  3. (x-1)^{2} -5=0
  4. (x-1)^{2} =5
  5. x-1=\sqrt{5} ,-\sqrt{5}
  6. x=1+\sqrt{5} , 1-\sqrt{5}

<u>FINAL ANSWER</u>

x=1+\sqrt{5} , 1-\sqrt{5}

<u><em>In Decimal Form (Rounded to 3 significant figures)</em></u>

<em>x≈-1.24, 3.24</em>

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oksian1 [2.3K]

Answer:

150

Step-by-step explanation:

300-150

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2 years ago
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Alisiya [41]

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I need help plz help me
MissTica

Answer:

a+2b

Step-by-step explanation:

2(a+2b)-a-2b

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