2x-x=1.5

4 answers

2x-x=1.5

x = 1.5
2x-x = x so x = 1.5

Think of 2x-1x = 1x
Thanks! so then for this equation:
7m-9m= -12
does m= -12?
No.

7m - 9m = -2m

-2m = -12

m = ?