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Mathematics
Dalia Wagner
17 April, 05:56
Solve by substitution
x=-3y-2
-4x-5y=8
+5
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2
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Emely Nixon
17 April, 08:04
0
x = - 3y - 2
-4x - 5y=8
-4 (-3y - 2) - 5y = 8
12y + 8 - 5y = 8
7y + 8 = 8
7y = 0
y = 0
x = - 3 (0) - 2
x = - 2
solutions (-2,0)
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Brenton Oneal
17 April, 09:18
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The solution is (-2,0) did that in my head
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