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Line 2x-4y-7=0 meets the x axis at point (k,0). Find the value of k
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Line 2x-4y-7=0 meets the x axis at point (k,0). Find the value of k

Line 2x-4y-7=0 meets the x axis at point (k,0). Find the value of k-example-1
User Gevorg
by
8.2k points

1 Answer

3 votes
k=4
add seven on both sides
2x-4y=7
add 4y on both sides
2x=7+4y
divide 2 on both sides
x=7+4y/2
plug that into original equation
2(7+4y/2)-4y-7=0
7 and 4y cancel out
2(2)=0
4=0
User Iulian Rosca
by
8.2k points
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