Solve by substitution method:-1) 3x-2y =5
2) x+5y=1
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Answer:
2x - 7y = 6
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Make x the subject in eq 1
3x = 5+2y
X = 5+2y/3. ........ eq 3
Substitute eq 3 in eq 2
(5+2y/3 ) + 5y = 1
Solve the equation ....
3x = 5+2y
X = 5+2y/3. ........ eq 3
Substitute eq 3 in eq 2
(5+2y/3 ) + 5y = 1
Solve the equation ....
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