document.write( "Question 1047086: A student has test scores of 72, 76, and 78 points. What must he score on the fourth exam to have an average score s of at least 69 points? \n" ); document.write( "
Algebra.Com's Answer #662582 by addingup(3677)![]() ![]() You can put this solution on YOUR website! (72+76+78+x)/4 => 69 \n" ); document.write( "(226+x)/4 => 69 Multiply both sides times 4 \n" ); document.write( "226+x => 276 \n" ); document.write( "x = 50 If the student gets 50 on the fourth exam, the student would have an average of at least 69 points\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |