200以上 x/2 y=0.8 7/x y/2=10 by elimination method 177464-Solve by elimination method calculator

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Solve by elimination method calculator-If x/2y=08 and 7/xy/2=10, then the Question If (x/2)y=08 and 7/x(y/2) = 10, then the value of xy is a) 1 b) 06 c) 08 d) 05 Doubt by Gauri Solution Adding equation (1) andAlgebra Solve by Addition/Elimination xy=2 xy=4 x y = 2 x y = 2 x − y = 4 x y = 4 Multiply each equation by the value that makes the coefficients of x x opposite xy = 2 x y =