Alyssa Z.
asked • 05/14/21Use algebra to find the point of intersection of the two lines whose equations are provided. Use Example 7 as a guide. 2x + y = 17 and 3x + 2y = 25
Use algebra to find the point of intersection of the two lines whose equations are provided. Use Example 7 as a guide. 2x + y = 17 and 3x + 2y = 25
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1 Expert Answer
Raymond B. answered • 05/14/21
Tutor
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Math, microeconomics or criminal justice
x=9, y=-1
2x+y=17 multiply by 2
4x+2y = 34, subtract the other equation
3x+2y = 25 eliminating one variable, y
x = 9
substitute 9 for x in the 1st equation
2(9) + y = 17
y=17-18 =-1
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Jon S.
Did you try to use example 7 as a guide to do the problem?05/14/21