20:(x+1)=2
giúp mik nhanh nhé, mik đag gấp lắm cảm ơn

11070:15.[356-(3110-3000)]
720-{40.[(120-70):25+2^3)]}
1024:22^5+140:(38+2^5)+7^23:7^21
 giúp mik nhanh với cảm ơn ạ

(2^17+15^4).(3^19-2^17.(2^4-4^2)
(10^2.13^2016+69.13^2016):13^2017
11^25:11^23-3^5:(1^10+2^3)+60
11070:15.[356-(3110-3000)]

3^4.6-[[131-(15-9)^2]

45^2+153.3^2-24.3

5³.35+4³.7

4⁰+4.[(3+3⁷:3⁴):10+97]-100