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k0ka [10]
3 years ago
12

What is the sum of 22 m + 14 n and 9 m + 7 n? 7 m + 13 n 13 m + 7 n 21 m + 31 n 31 m + 21 n

Mathematics
2 answers:
uranmaximum [27]3 years ago
6 0

Answer:

31m + 21n

Step-by-step explanation:

Lady_Fox [76]3 years ago
4 0

Answer:

31m + 23n which is D

Step-by-step explanation:

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7 0
3 years ago
What is the answer to this question?
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4 0
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F(x) = 5x^3+ 2x^2 - 90x - 36. <br><br> finding all zeros by factoring and explaining the steps
ella [17]

Answer:

f(x)=5x^3-2x^2-90x-36=0

=x^2(5x-2)-18(5x-2)=(x^2-18)(5x-2)=0

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x^2=18=x=9√2

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8 0
3 years ago
Write the equation in slope-intercept form: 4x -2y =12
DedPeter [7]

4x - 2y = 12 \\   \:  \:  \:  \:  \:  \:  \frac{ - 2y}{ - 2}  =  \frac{ - 4x}{ - 2}  \:  +  \frac{12}{ - 2}  \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: y = 2x - 6

Therefore, the answer is 1) y = 2x - 6

3 0
3 years ago
3. The weekly sales of a magazine increased
KiRa [710]

Answer:

b. 20%

Step-by-step explanation:

20% is the am mount of increase

3 0
3 years ago
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