document.write( "Question 194696: 1. Evaluate -3x^2 – 4x + 1 when x = -2 \r
\n" ); document.write( "\n" ); document.write( "2. Solve for x: 3x - (x+6) = 5x + 6(2 - x) \r
\n" ); document.write( "\n" ); document.write( "3. S = 2hw + 2lw + 2lh; determine l when S = 122, h =4, and w = 3 \r
\n" ); document.write( "\n" ); document.write( "4. Solve equation for a: p = a + b + c \r
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Algebra.Com's Answer #146072 by checkley77(12844)\"\" \"About 
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1. Evaluate -3x^2 – 4x + 1 when x = -2
\n" ); document.write( "-3(-2)^2-4(-2)+1
\n" ); document.write( "-3*4+8+1
\n" ); document.write( "-12+9
\n" ); document.write( "-3 ans.\r
\n" ); document.write( "\n" ); document.write( "2. Solve for x: 3x - (x+6) = 5x + 6(2 - x)
\n" ); document.write( "3x-x-6=5x+12-6x
\n" ); document.write( "2x+x=12=6
\n" ); document.write( "3x=18
\n" ); document.write( "x=6 ans. \r
\n" ); document.write( "\n" ); document.write( "3. S = 2hw + 2lw + 2lh; determine l when S = 122, h =4, and w = 3
\n" ); document.write( "122=2*4*3+2*L*3+2*L*4
\n" ); document.write( "122=24+6L+8L
\n" ); document.write( "122-24=14L
\n" ); document.write( "98=14L
\n" ); document.write( "L=98/14
\n" ); document.write( "L=7 ANS.\r
\n" ); document.write( "\n" ); document.write( "4. Solve equation for a: p = a + b + c
\n" ); document.write( "p-b-c=a ans. \r
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