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OpenStudy (romantic_ch3micals):
Help, Medal. 4. Which of the following is equivalent to the equation 5x + 7y = 21? A. 𝑦=−7𝑦+215 B. 𝑦=−57𝑥+3 C. 𝑦=−75𝑥+215 D. 𝑦=57𝑥−3 Please explain too.
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OpenStudy (anonymous):
none as written y = -(5/7) x + 3
OpenStudy (romantic_ch3micals):
I don't get it
OpenStudy (anonymous):
7 y = - 5 x + 21 then divide both sides by 7 y = -(5/7) x + 3
OpenStudy (anonymous):
Get it now ?
OpenStudy (anonymous):
You could write that as y = -5x/7 + 3
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OpenStudy (romantic_ch3micals):
ok...I get it. Thanks. here's the medal
OpenStudy (anonymous):
You are welcome :)
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