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Oksana_A [137]
3 years ago
10

When factoring to reveal the roots of the equation x² + 2x° - 9x- 18 = 0, which equations

Mathematics
1 answer:
timofeeve [1]3 years ago
7 0
1 and 3 only answer is number 2
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Can any one help me with this! Please look at the picture below just the circled numbers!!
ArbitrLikvidat [17]
You are right to circle both 10 or 12. Neither can be solved without knowing something about the x values in 10 and the x value of the smaller base in 12.
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How do I solve 6x—20=
REY [17]

Answer:

Can not be determined

Step-by-step explanation:

regularly, you would +20 to both sides, but without a full =, you cant solve. If the equation is 6x-20=0, x would equal 3 2/6.

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4 0
3 years ago
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Write an expression to represent multiplying the sum of 8 and 2 by 6.
eimsori [14]

Answer:

6 (8 + 2)

The sum means addition.  Add 8 and 2.  Multiply that entire thing by 6.

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3 years ago
Alexis paid $50 to active her cell phone plus a service fee of $20 per month.She used the phone for 3 months. How much has she p
kogti [31]

Answer:

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5 0
3 years ago
If f(x) = 2x - 1 and g(x)=x²-3x-2, find (f+ g)(x).
Ira Lisetskai [31]

\text{Given that,}~ f(x) = 2x -1~ \text{and}~ g(x) = x^2- 3x -2 \\\\\text{Now,}\\\\~~~(f+g)(x)\\\\=f(x) + g(x)\\\\=2x-1 +x^2 -3x -2\\\\=x^2 -x -3

4 0
2 years ago
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