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21-04-2020
Mathematics

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The system of equations has no solution:
y=2/3x-5
4x - 6y = 30
true or false?

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306flower 306flower

21-04-2020

1. y = 2/3x - 5

2. 4x - 6y = 30

Divide 2. by 2

3. 2x - 3y = 15

Substitute 1. into 3.

4. 2x - 3(2/3x - 5) = 15

5. 2x - 2x + 15 = 15

6. 15 = 15

False. There are an infinite number of solutions.

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