How to solve for x and y in the same equation
First, solve for x in equation (1): x+2y=3 x=3-2y Plug this into equation (2): x^2-y^2=24 (3-2y)^2-y^2=24 9-12y+4y^2-y^2=24 9-12y+3y^2=24 3-4y+y^2=8 y^2-4y-5=0 (y-5)(y+1)=0
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First, solve for x in equation (1): x+2y=3 x=3-2y Plug this into equation (2): x^2-y^2=24 (3-2y)^2-y^2=24 9-12y+4y^2-y^2=24 9-12y+3y^2=24 3-4y+y^2=8 y^2-4y-5=0 (y-5)(y+1)=0
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Solve for x and y 2x + 4y = -30-2x + y = 10 A1. Select the variable to eliminate (it can be either variable). I select “x”. A2. Make the coefficient for the variable selected the same in both
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