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Algebra 14 Online
OpenStudy (anonymous):

For which system of equations is (–2, 2) the solution? A. 3x – 5y = –16 –2x + 3y = 10 B. –4x + 2y = 6 2x – 3y = 10 C. 4x + 3y = 2 5x + 4y = –2 D. 6x + 5y = –2 –8x + 5y = –6

OpenStudy (anonymous):

do u have any idea?

OpenStudy (igreen):

Solve all of the equations.

OpenStudy (anonymous):

i ask because i dont know

OpenStudy (igreen):

So which one?

OpenStudy (anonymous):

1 sec

OpenStudy (igreen):

Okay

OpenStudy (anonymous):

A?

OpenStudy (anonymous):

for example:3*(-2) -5 *(2) = -16 but the second -2 * (-2) +3 *(2) neq 10

OpenStudy (igreen):

Yep!

OpenStudy (igreen):

A is correct..

OpenStudy (anonymous):

NO

OpenStudy (igreen):

Um, yes..

OpenStudy (igreen):

https://www.desmos.com/calculator/nadwzdlz4j

OpenStudy (anonymous):

C

OpenStudy (igreen):

No. C's solution is (14, -18)

OpenStudy (anonymous):

x = -2

OpenStudy (igreen):

\(\bbox [10pt, lime, border:5pt solid black]{\huge\cal\color{red}\succ\color{blue}{Welcome\ to\ \color{#00A1FF}{Open}\color{#329932}{Study!\color{red}\prec}}}\) You can give medals by clicking 'Best Response'. @jeremydaigle101

OpenStudy (igreen):

How did you get that? @Ziferot

OpenStudy (anonymous):

oh sorry

OpenStudy (anonymous):

u right, I change the numbers )))

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