3x−y=9
Mathematics, 04.12.2020 21:40 hellicuh
Kay solves the following system of equations using the substitution method.
y=−4x+2
3x−y=9
What is the single-variable equation she solves after substituting?
3x−(−4x+2)=9
3x−4x+2=9
3x+9=−4x+2
3x+9=−(4x+2)
PLZ HELP ME SOON
Answers: 3
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Kay solves the following system of equations using the substitution method.
y=−4x+2
3x−y=9
3x−y=9
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