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B-38.

Solve the following systems of equations.

1. $3x - 2y = 14$
$-2x + 2y = - 10$

If you need a reminder of how to solve systems of equations, refer to problem A-7.

1. $y = 5x + 3$
$-2x - 4y = 10$

1. Which system above is most efficiently solved by using the Substitution Method? Explain.

Which criteria make a system easier to solve with the Substitution Method?

1. Which system above is most efficiently solved by using the Elimination Method? Explain.

Which criteria make a system easier to solve with the Elimination Method?