document.write( "Question 33513: Can you please help me with the following equations. I don't know my negative/positives very well and fractions:\r
\n" ); document.write( "\n" ); document.write( "2/7b - 9 = 2\r
\n" ); document.write( "\n" ); document.write( "3(22V - 1) = 162\r
\n" ); document.write( "\n" ); document.write( "-6 (m+2)+ 2) +4 = 36\r
\n" ); document.write( "\n" ); document.write( "5 - 40x = 125\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Thank you for your time and help on this.
\n" ); document.write( "

Algebra.Com's Answer #19929 by sarah_adam(201)\"\" \"About 
You can put this solution on YOUR website!
2/7b - 9 = 2
\n" ); document.write( "2/7b = 2+9 ( when -ve sign goes to other side of equation it cnages to +ve)
\n" ); document.write( "2/7b = 11
\n" ); document.write( "2 = 11*7b
\n" ); document.write( "b = 2/77\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "3(22V - 1) = 162
\n" ); document.write( "(22v - 1) = 162/3 = 54
\n" ); document.write( "22v - 1 = 54
\n" ); document.write( "22v = 54 +1 (when -ve sign goes to other side of equation it cnages to +ve)
\n" ); document.write( "22v = 55
\n" ); document.write( "v = 55/22 = 5/2\r
\n" ); document.write( "\n" ); document.write( "I didnt understand another bracket ending after 2 when there is no beginning bracket. so iam assuming the problem to be
\n" ); document.write( "-6 (m+2)+ 2 +4 = 36
\n" ); document.write( "-6(m+2) +6 = 36
\n" ); document.write( "-6(m+2)=36-6(when +ve sign goes to other side of the equation it changes to
\n" ); document.write( "-ve)
\n" ); document.write( "-6(m+2) = 30
\n" ); document.write( "-(m+2)= 30/6 = 5
\n" ); document.write( "-m - 2 = 5
\n" ); document.write( "-m = 5+2 = 7
\n" ); document.write( "m = -7\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "5 - 40x = 125
\n" ); document.write( "-40x = 125 -5
\n" ); document.write( "-40x = 120
\n" ); document.write( "-x = 120/40
\n" ); document.write( "-x = 3
\n" ); document.write( "x = -3
\n" ); document.write( "
\n" ); document.write( "
\n" );