Solve the linear pair equation 5x+2y=23and 3x-5y=-11
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Step-by-step explanation:
5X + 2y = 23 Eq 1
3X - 5y = 11. Eq 2
5X + 3y = 23
X = 23 - 3y/5
Put X = 23 - 3y/5 in Eq 2
3(23-3y/5) - 5y = 11
69-9y/5-5y/1=11
9y-25y=-11-69
-16y/5=-80
-16y=-80×5
-16y=-400
y=25
Put Y = 25 in Eq 1
5X + 2y = 23
5X + 2×25 =23
5X + 50 =23
5X =23-50
5X=-27
X= -27/5
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