Please help I give you 30 points

1 answer:

4 0

Answer:

The last one, 14 3/4

Step-by-step explanation:

I hope this helped :)

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Zielflug [23.3K]

C = 3
You isolate the variable by dividing each side by factors that don’t contain the variable

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3 years ago

gladu [14]

Answer:

2+1 is 3

Step-by-step explanation:

just add one more

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3 years ago

olga nikolaevna [1]

$x^2+8x=-1\\
x^2+8x+16-16=-1\\
(x+4)^2=15\\
x+4=\sqrt{15} \vee x+4=-\sqrt{15}\\
x=-4+\sqrt{15} \vee x=-4-\sqrt{15}$

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3 years ago

mixas84 [53]

C=πd where C=circumference, π=the constant pi, and d=diamter

d=C/π and since we are told that C=9π

d=9π/π

d=9

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3 years ago

astra-53 [7]

Answer:

=42x2+1

Step-by-step explanation:

6x2+36x2+12x+6

=42x2+1

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3 years ago