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Use substitution to solve the linear system of equations. 5x-y=15 -10x+2y=-30 no solution(-15, -6)(-3,10)infinitely many solutions

Use substitution to solve the linear system of equations. 5x-y=15 -10x+2y=-30 no solution(-15, -6)(-3,10)infinitely many solutions
asked 56.7k views
1 vote
Use substitution to solve the linear system of equations.

5x-y=15
-10x+2y=-30
no solution(-15, -6)(-3,10)infinitely many solutions

asked
User Fabio Kenji
by
7.9k points

2 Answers

3 votes

Answer:

infinitely many solutions

Explanation:

answered
User Mitul
by
7.5k points
2 votes
5x - y = 15 (1)
-10x+2y=-30 (2)

multiply (1) by 2

10x - 2y = 30
-10x + 2y = -30 (2)
---------------------------add
0 = 0

answer
infinitely many solutions

answered
User Mattravel
by
7.7k points
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