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Mathematics 18 Online
OpenStudy (anonymous):

open study could you help me ?

OpenStudy (anonymous):

Yes.

OpenStudy (anonymous):

Imposter.

OpenStudy (turingtest):

Smoove could you post the question?

OpenStudy (turingtest):

haha^

OpenStudy (anonymous):

The answer is always yes.

OpenStudy (anonymous):

Solve the system of linear equations below. 6x + 3y = 33 4x + y = 15

OpenStudy (anonymous):

Pick your favorite equation of the two. Pick your favorite variable of the two and solve for that.

OpenStudy (anonymous):

Substitute the result into the OTHER equation (That part is important) solve the result for the other variable.

OpenStudy (anonymous):

Looks like this: 6x + 3y = 33 4x + y = 15 Pick an equation (I pick the bottom equation, 4x + y = 15) Pick a variable (I pick y) solve for that variable y = 15-4x Substitute that result into the OTHER equation: 6x + 3y = 33 6x + 3(15-4x) = 15 solve for the remaining variable, in this case, it's x 6x + 45 - 12x = 15 -6x +45 = 15 -6x = -30 x = 5 Last step, plug x into either equation and solve for y.

OpenStudy (anonymous):

ok um still trying

OpenStudy (anonymous):

Cool cool. Ask me any question that come up.

OpenStudy (anonymous):

A. x = 2, y = 7 B. x = -13, y = 7 C. -2/3 y = 12.3/4 D. x = 5, y = 1

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