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3 years ago

Which expression is equivalent to -5(k + 3)?

Mathematics

1 answer:

lesantik [10]3 years ago

4 0

Answer:

ubvuugvgbihijniphubhovuv

Step-by-step explanation:

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2x to the power of 2 + x = ? When x=9

oee [108]

Answer:

Step-by-step explanation:

2x to the power of 2 + x = ? When x=9

(2x)^2 + x

= 4x^2 + x

When x = 9

= 4(9)^2 + 9

= 4(81) + 9

= 324 + 9

= 333

8 0

3 years ago

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Jenny is 13 years older than her sister myra myra is 6 years younger than her sister melody their combined age is equal to 88 ye

il63 [147K]

X : Myra age
Jenny : x+13
Melody : x+6
$x + x + 13 + x + 6 = 88 \\ 3x + 19 = 88 \\ 3x = 69 \\ x = 23$

5 0

3 years ago

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Solve the equation ×/5+9=4

slavikrds [6]

X = 3.5

9+5=14

14/4= 3.5

Hope this helps! :)

5 0

3 years ago

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Would like some help ples

pogonyaev

Answer:

the answer i estmatied was 43 real answer is 43.1

Step-by-step explanation:

7 0

2 years ago

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Find the discriminant 9r^2+6r+1=0

guajiro [1.7K]

I think it would be 10

7 0

4 years ago

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