document.write( "Question 414243: substitute the given values into the formula and solve for the unkown variable.
\n" ); document.write( "y=mx+b; y=5, x=4, b=3
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Algebra.Com's Answer #290528 by algebrahouse.com(1659)\"\" \"About 
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\"substitute the given values into the formula and solve for the unknown variable.\"\r
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\n" ); document.write( "\n" ); document.write( "y = mx + b; y = 5, x = 4, b = 3
\n" ); document.write( "5 = m(4) + 3 {substituted given values in for variables}
\n" ); document.write( "2 = 4m {subtracted 3 from both sides}
\n" ); document.write( "m = 1/2 {divided both sides by 4}
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