Math, asked by trikya, 4 months ago

Elimination using substitution - 3x + y = 3 ; 3x + 2y = - 12

Answers

Answered by mohancablemohan677

1

Answer:

x= -2

Step-by-step explanation:

y=3+3x

3x+2(3+3x)= -12

3x+6+6x= -12

9x= -12-6

x= -18/9

x=-2

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