6-1 Practice B

Name LESSON

6-1

Date

Class

Practice B Solving Systems by Graphing

Tell whether the ordered pair is a solution of the given system. 1.  3, 1 ;

{ x4x3y5y6 7

2.  6, 2 ;

x  3y  6

4x  5y  7

{ 3x5x  2yy 3214

3x  2y  14

Solve each system by graphing. Check your answer. yx4 yx6 3. Solution: 4. y  2x  1 y  3x  6

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5. Maryann and Carlos are each saving for new scooters. So far, Maryann has $9 saved, and can earn $6 per hour babysitting. Carlos has $3 saved, and can earn $9 per hour working at his family’s restaurant. After how many hours of work will Maryann and Carlos have saved the same amount? What will that amount be?

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Holt Algebra 1

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