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.
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Algebra.Com's Answer #69195 by tutorcecilia(2152)\"\" \"About 
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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( "\"%2875%2B63%2B68%2Bx%29%2F4%29\"=70
\n" ); document.write( "\"%28206%2Bx%29%2F4%29\"=70
\n" ); document.write( "\"%28206%2Bx%29\"=(70)(4)
\n" ); document.write( "206+x=280
\n" ); document.write( "x=280-206
\n" ); document.write( "x=74
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\n" ); document.write( "Checking:
\n" ); document.write( "\"%28206%2B74%29%2F4%29\"=70
\n" ); document.write( "\"%28280%2F4%29\"=70
\n" ); document.write( "70=70 [checks out]
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