document.write( "Question 930558: To find b in y= - 2x+b, you can substitute in one of the coordinate pairs for x and y. For example, you can substitute 3 for x and 26 for y. This gives you 26=(-2)(3)+b.solve this equation for b and substitute that value into the expression \n" ); document.write( "
Algebra.Com's Answer #565084 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
A tutor might tell you to do exactly as you described. You should do this yourself.\r
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\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"
\n" ); document.write( "\"y-mx=mx%2Bb-mx\"
\n" ); document.write( "\"y-mx=b\"
\n" ); document.write( "\"b=y-mx\"
\n" ); document.write( "You know what next to do.
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