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3 years ago

6

Answer quickly 8x + 2y + 9 + 12x − 3

2 answers:

prohojiy [21]3 years ago

6 0

20x + 2y + 6 (simplified)

Blizzard [7]3 years ago

3 0

Since there is no answers to equate my answer with, 20x + 2y + 6 is the answer.

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Find the solution to the following equation by transforming it into a perfect square trinomial.

Alja [10]

$x^{2} -12x=13\ \ \ \Leftrightarrow\ \ \ x^2-2\cdot x\cdot 6+6^2-6^2=13\\\\ \Leftrightarrow\ \ \ (x-6)^2=13+36\ \ \ \Leftrightarrow\ \ \ (x-6)^2=49\ \ \ \Leftrightarrow\ \ \ (x-6)^2=7^2\\\\x-6=7\ \ \ \ \ \ \ or\ \ \ \ \ \ \ \ x-6=-7\\\\x=13\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ x=-1\\\\Ans.\ x\in \{-1,\ 13\}$

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Allisa [31]

Oof the answer is you (and by you I mean B)

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Kaylis [27]

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mckenna had $32 when she got to the carnival . after riding 6 rides , she had $20 left . write an eqaution and solve to find the

Aneli [31]

Answer:

$2 per ride

Step-by-step explanation:

$32-$20=$12

McKenna rode 6 rides so $12 divided by 6 rides is $2 for every ride

8 0

3 years ago

The area of a circle is 144 π cm2 what is the diameter of the circle

never [62]

Step-by-step explanation:

Area = pi × r²

144 pi cm² = pi × r²

144 pi ÷ pi = r 2

root 144 = r

12 cm = r

diameter = 2r = 2(12) = 24 cm

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3 years ago