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PAGE: 365SET: ExercisesPROBLEM: 1
Please look in your text book for this problem Statement

The system of equations are .

Observe the coefficient of each term are different, so the best method is Elimination using multiplication to solve the system of equations.

Elimination method:

----------(1)

----------(2)

To get two equations that contain opposite terms multiply the first equation by 8.

Add the equations to eliminate the x - variable and solve the equation.

The resultant equation is .

Divide each side by 7.

The value of  substitute in either equation to find x.

First equation: .

Add 15 to each side.

Divide each side by 2.

The solution is .



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