document.write( "Question 663020: Can you show me how to do this equation? \" 2[3z-(4z+3)]=3z+4 \n" ); document.write( "
Algebra.Com's Answer #412621 by ReadingBoosters(3246)![]() ![]() ![]() You can put this solution on YOUR website! Starting with \n" ); document.write( "2[3z-(4z+3)]=3z+4 \n" ); document.write( "Distribute the negative through the inner parentheses first \n" ); document.write( "2[3z-4z-3] = 3z+4 \n" ); document.write( "Distribute the 2 \n" ); document.write( "6z - 8z - 6 = 3z + 4 \n" ); document.write( "Group like terms \n" ); document.write( "6z - 8z - 3z = 4 + 6 \n" ); document.write( "Combine like terms \n" ); document.write( "-5z = 10 \n" ); document.write( "Divide both sides by -5 \n" ); document.write( "z = -2 \n" ); document.write( "Proof \n" ); document.write( "2[3(-2)-(4(-2)+3)] = 2[(-6)-(-8+3))] = 2[(-6)-(-5)] = 2[(-6)+ 5] = 2(-1) = -2 \n" ); document.write( "and \n" ); document.write( "3(-2)+4 = -6 + 4 = -2 \n" ); document.write( "......................... \n" ); document.write( "Delighted to help. \n" ); document.write( "-Reading Boosters \n" ); document.write( "Wanting for others what we want for ourselves. \n" ); document.write( " |