SOLUTION: Steve has 50 notebooks with red covers but only 40 notebooks with blue covers. If he uses up 6 notebooks with red covers and 4 with blue covers each month, in how many months will

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Question 1029153: Steve has 50 notebooks with red covers but only 40 notebooks with blue covers. If he uses up 6 notebooks with red covers and 4 with blue covers each month, in how many months will he have the same number of red as blue notebooks?
PS:If x is the number of months, then the equation is????
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+x+ = number of months
+50+-+6x+=+40+-+4x+
+10+-+6x+=+-4x+
+2x+=+10+
+x+=+5+
In 5 months he has same number red and blue notebooks
---------------
check:
start: 50R & 40B
1 mo: 44R & 36B
2 mo: 38R & 32B
3 mo: 32R & 28B
4 mo: 26R & 24B
5 mo: 20R & 20B
OK