document.write( "Question 95027: Sam must have an average of 70 or more in his summer course to
\n" ); document.write( "obtain a grade of C. His first three test grades were 75, 63, and 68. Write an inequality
\n" ); document.write( "representing the score that Sam must get on the last test to get a C grade.
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #69190 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
(75+63+68+X)/4=70 CROSS MULTIPLY.
\n" ); document.write( "75+63+68+X=280
\n" ); document.write( "X=280-206
\n" ); document.write( "X=74 MINIMUM GRADE TO HAVE A 'C' AVERAGE.
\n" ); document.write( "
\n" );