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Solve the system by substitution. x = y 4x +9y=-39
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1 vote
Solve the system by substitution.
x = y
4x +9y=-39

User Wyguf Seak
by
7.1k points

2 Answers

3 votes

Answer:

this question is knd a hard

User Nouman Rafique
by
7.2k points
0 votes

x = y

4x + 9y = -39

4x + 9x = -39

13x = -39 /÷13

x = -3

∴ x = -3, y = -3

User Glguy
by
8.0k points
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