document.write( "Question 259801: hello i'm in 4th grade grade.I'm trying to figure out how to solve this algebra problems.....\r
\n" ); document.write( "\n" ); document.write( "10+50=80- _____\r
\n" ); document.write( "\n" ); document.write( "and 90-30=20+ _____\r
\n" ); document.write( "\n" ); document.write( "please show me how to do this.
\n" ); document.write( "Thank you
\n" ); document.write( "

Algebra.Com's Answer #191644 by Nieleya(22)\"\" \"About 
You can put this solution on YOUR website!
10 + 50 = 80 - _______\r
\n" ); document.write( "\n" ); document.write( "Let d blank be x.. so it may looks like this\r
\n" ); document.write( "\n" ); document.write( "10 + 50 = 80 - x
\n" ); document.write( "80 -10 -50 = - x
\n" ); document.write( "80 - 60 = 20
\n" ); document.write( "20 = x
\n" ); document.write( "x = 20/1
\n" ); document.write( "x = 20\r
\n" ); document.write( "\n" ); document.write( "to check
\n" ); document.write( "10 + 50 = 80 - 20
\n" ); document.write( "60 = 60\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "90 - 30 = 20 + ______
\n" ); document.write( "again let d blank be x
\n" ); document.write( "so it looks like below
\n" ); document.write( "90 - 30 = 20 + x
\n" ); document.write( "60 = 20 + x
\n" ); document.write( "Move 20 to the left side and it becomes -20
\n" ); document.write( "60 - 20 = x
\n" ); document.write( "40 = x\r
\n" ); document.write( "\n" ); document.write( "so to check whether your ans is correct
\n" ); document.write( "90 - 30 = 20 + 40 (which is the x)
\n" ); document.write( "60 = 60
\n" ); document.write( "Juz remember to change the sign when you move it to the other side... + becomes minus and minuse becomes plus\r
\n" ); document.write( "\n" ); document.write( "
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