document.write( "Question 467176: Find the value of b if (-3,4) is the soloution of the epuation 3x-4y=b \n" ); document.write( "
Algebra.Com's Answer #320444 by robertb(5830)\"\" \"About 
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Just substitute the respective coordinates into the equation:\r
\n" ); document.write( "\n" ); document.write( "3*-3 - 4*4 = b, or -9 - 16 = b, or b = -25.
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