17
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x=12
72
1/6=x/12 12=6x 2=x
12 + 5 equals...
b = 14
-12 (?)
12/3 = 4
25
-2x2 + 9x - 12 = 0Then apply the quadratic formula.
Add 12 to each side: a = 36 + 12 = 48
2 over 3 equals 8 over 12
If n + 7 = 12, then n = 12 - 7