RoseG012 RoseG012

24-03-2019
Mathematics

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For what value of a do the lines 5x–2y=3 and x+y=a intersect at a point on the y-axis?

PLS HELP, THX

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sqdancefan sqdancefan

24-03-2019

Answer:

a = -3/2

Step-by-step explanation:

You can set x=0 and solve for y to find the y-intercept in each case.

first equation: y-intercept = -3/2

second equation: y-intercept = a

To make these equal, we must have ...

a = -3/2

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