2x + 3y = 2 5x + 7y = 4 Solve this question by substitution method
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Answer:
2x−3y=7 ----------------(1)
5x+y=9
y=9−5x-------------(2)
Now, substitute equation (2) in equation (1)
Then ,2x−3(9−5x)=7
2x−27+15x=7
17x=27+7
17x=34
x=34/17=2
y=9−5×2=9−10=−1
Therefore x is 2 and y is −1
Answered by
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Answer:
2x + 3y = 2 5x + 7y = 4 = 5/1 = 5
Step-by-step explanation:
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