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Question

Solve the following systems of equations:
x3+y4=11
5x6y3=7

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Solution

Equation (1) : 4x+3y=132
Equation (2) : 5x2y=42

Equation (1)×2 : 8x+6y=264
Equation (2)×3 : 15x6y=126

Add two equations ;

23x=138
x=6

Substitute x in equation (1),we get ;

y=36

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