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Which ordered pairs make the equation true? 3x+2y=−7 Select each correct answer. (3, −8)

(−3, 1)
(−2, −1)
(1, −4)

User Starmetal
by
8.1k points

1 Answer

10 votes

SOLVING


\Large\maltese\underline{\textsf{A. What is Asked}}

Which ordered pairs make the equation
\bf{3x+2y=-7} true? Select all that apply. 3 options are given


\Large\maltese\underline{\textsf{B. This problem has been solved!}}

We can tell which ordered pairs make equations true by plugging in the coordinates.


\mathbb{ORDERED\;PAIR\;NUMBER\;ONE}


\bf{3(3)+2(-8)=-7} | simplify


\bf{9-16=-7} |simplify


\bf{-7\equiv-7} | this one checks


\mathbb{ORDERED\;PAIR\;NUMBER\;TWO}


\bf{3(-2)+2(-1)=-7} | simplify


\bf{-6-2=-7} | simplify


\bf{-8\\eq-7} | this one does not check


\mathbb{ORDERED\;PAIR\;NUMBER\;THREE}


\bf{3(1)+2(-4)=-7} | simplify


\bf{3-8=-7} | simplify


\bf{-5\\e-7} | this one does not check


\rule{300}{1.7}


\bf{Result:}


\bf{=The\;First\;Option


\boxed{\bf{aesthetic \\ot101}}

User Surfen
by
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