MATHEMATICS HIGH SCHOOL

Solve the system of equations using substitution.

4x-y=7 3y-12x=-21

Answers

Answer 1
Answer:

Answer:

Infinite solution

Step-by-step explanation:

Answer 2
Answer: Y=4x-7

3(4x-7)-12x=-21
12x-21-12x=-21
-21=-21

so it is all real numbers

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Answers

Answer:

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Step-by-step explanation:

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Answer:

The answer is: 7

Step-by-step explanation:


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