Mathematics, 22.02.2021 06:10 125712

Daniela did not correctly solve the system of equations below using elimination. Her mistake was at the beginning because she forgot to multiply the second equation. What number should she have multiplied the second equation a
9
b
-2
c
2
d
-9

a
9
b
-2
c
2
d
-9

Answers: 2

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Daniela did not correctly solve the system of equations below using elimination. Her mistake was at...