x - y = 4
a(b+~c)+~a~b ar minimize
16+8*4-9รท?=49
workout and simplify fully $\frac{\ 3 x(-6)}{\ 2}$
50 87 14 43
81 61 1 88
60 57 68 83
36 29 9 23
8 58 40 25
52 92 52 73
38 69 6 91
79 46 61 xx
workout and simplify fully $\frac{\Box 3 x(-6)}{\Box 2}$
2x + y = 8
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