Asked by slomo
solve using the substitution method.
-8x + y = 18
9x + 13y = 8
-8x + y = 18
9x + 13y = 8
Answers
Answered by
Ms. Sue
-8x + y = 18
9x + 13y = 8
y = 18 + 8x
9x + 13(18 + 8x) = 8
9x + 104x + 234 = 8
113x = -226
x = - 2
Now solve for y.
9x + 13y = 8
y = 18 + 8x
9x + 13(18 + 8x) = 8
9x + 104x + 234 = 8
113x = -226
x = - 2
Now solve for y.
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