1st equation: 5x + 4y = 7
2nd equation: 2x – 3y = 3
-
=
A) Substitute –10y + 7 f...
Mathematics, 04.03.2022 16:10 jan1829
1st equation: 5x + 4y = 7
2nd equation: 2x – 3y = 3
-
=
A) Substitute –10y + 7 for x in the second equation.
B) Substitute 3y + 3 for x in the second equation.
C) Multiply the first equation by 3, multiply the second
equation by 4, then add the resulting equations
together.
D) Multiply the first equation by 2, multiply the second
equation 5, then add the resulting equations together
Answers: 3
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