Asked by Anonymous
using substitution to solve
-3x+y= -17
2x-3y=23
-3x+y= -17
2x-3y=23
Answers
Answered by
Damon
y = (3 x - 17)
so
2 x - 3(3x-17) = 23
2x - 9 x + 51 = 23
7 x = 28
x = 4
so y = (3 x - 17) = 12-17 = -5
so
2 x - 3(3x-17) = 23
2x - 9 x + 51 = 23
7 x = 28
x = 4
so y = (3 x - 17) = 12-17 = -5
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