document.write( "Question 923471: i need help on finding the value a.
\n" ); document.write( "if the graph of the equation 2x+5y=4 passes through the point with coordinates (7,a), the value of a is?
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Algebra.Com's Answer #560052 by ewatrrr(24785)\"\" \"About 
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2x+5y=4
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\n" ); document.write( "y = (-2/5)x + 4/5
\n" ); document.write( "P(7,a)
\n" ); document.write( "a = (-2/5)7 + 4/5 = -14/5 + 4/5 = -10/5 = -2
\n" ); document.write( "a = -2
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