4 2 15 5 1 88 8 2 3 1
---- = ---- ----- = ----- = ------ -------- = ----- = 2 --- ------ = ------.
10 5 60 30 6 33 3 3 12 4
1)2
-
5
2) 3
12
3)8
3
4) 1
4
_________
x-45=3
x=3+45
x=48
-2.5+5=2.5
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