Please help, will mark brainliest50 points
2 answers:
Answer:
(-6,8)
Step-by-step explanation:
2x + 9y = 60
-9x + y = 62
y = 62 + 9x
2x + 9(62 + 9x) = 60
2x + 558 + 81x = 60
83x = -498
x = -6
y = 62 + 9(-6) = 8
Answer:
(-6,8)
Step-by-step explanation:
2x + 9y = 60
-9x + y = 62 --> y = 9x + 62 --> 2x + 9(9x + 62) = 60 -->
2x+ 81x + 558 = 60 -->
83x + 558 = 60 -->
83x = -498 -->
x = -6 -->
y = 9(-6) + 62 -->
y = 8
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