Ask Question
23 April, 01:26

Solve, using the substitution method.

y - 3x = 7

21 + 9x = 3y

A.

There is no solution.

B.

There are an infinite number of solutions.

C.

The solution is (1, 10)

D.

The solution is (28, 0)

+3
Answers (1)
  1. 23 April, 05:20
    0
    Y - 3x = 7

    y - 3x + 3x = 7+3x

    y = 7+3x

    21 + 9x = 3y

    21 + 9x = 3 (7+3x)

    21 + 9x = 21 + 9x

    The answer is B. There are an infinite number of solutions.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Solve, using the substitution method. y - 3x = 7 21 + 9x = 3y A. There is no solution. B. There are an infinite number of solutions. C. The ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers