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determine the best method to solve each system of equations. Then solve the system.

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3x-4y=-10 and  5x+8y=-2.
asked Mar 11, 2014 in ALGEBRA 2 by linda Scholar

1 Answer

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Elimination method :

The system of equations are image.

To get two equations that contain opposite terms multiply the first equation by 2.

Write the equations in column form and add the equations to eliminate y - variable.image

The resultant equation is image.

Substitute the value of image in either of the original equations and solve for y.

The first equation: image.





The solution image.

answered Mar 29, 2014 by lilly Expert

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