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Georgia [21]
3 years ago
10

Use substitution to solve the linear system of equations.

Mathematics
1 answer:
zzz [600]3 years ago
5 0
<span>5x - y = 15 (1)
-10x+2y=-30 (2)

multiply (1) by 2

10x - 2y = 30
</span>-10x + 2y = -30 (2)
<span>---------------------------add
0 = 0

answer
</span><span>infinitely many solutions</span><span>

</span>
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