Which system of equations is represented by the matrix?

answer: the area of the parallelogram below is 42 square meters.

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answer: for each 3 girls there is 2 boys . 3: 2

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i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

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you for asking!