Write a linear equation in two variables to represent the statement "Four times the cost of a table is equal to seven times the cost of a chair".Draw a graph of the above linear equation , find the cost of one chair if the cost of one table is Rs 1050
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cost of 1 table = x
cost of 1 chair= y
we have 4x= 7y
y= 4x/7
put x= o we get y= 0
x= 700 we get y= 400
x= 1050 we get y= 600
draw the graph of given values
we get a line representing rs 1050 this is cost of 1 table
match this line to y axis
it will correspond to 600 this is cost of 1 chair
cost of 1 chair= y
we have 4x= 7y
y= 4x/7
put x= o we get y= 0
x= 700 we get y= 400
x= 1050 we get y= 600
draw the graph of given values
we get a line representing rs 1050 this is cost of 1 table
match this line to y axis
it will correspond to 600 this is cost of 1 chair
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