[5x2 + 6y2 = 50
Which system is equivalent to
?
7x2 + 2y2 = 10

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Step-by-step explanation:

Follow My Yt officialmrkill, and I took test

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb