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Substituting x-4=y and -5y+8x=29
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Substituting x-4=y and -5y+8x=29

User Sajith Silva
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2 Answers

5 votes
-5(x-4) +8x=29
-5x+20+8x=29
3x+20=29
3x=9
X=3
User Karthick V
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7.9k points
7 votes
The answer is x=3. Work shown in the photo above!
Substituting x-4=y and -5y+8x=29-example-1
User Jonathan Potter
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8.8k points
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