2,5 + 2A = 17,7
2A = 17,7 - 2,5
2A = 15,2
A = 15,2 : 2 = 7,6
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2,5 + 2A = 17,7
2A = 17,7 - 2,5
2A = 15,2
A = 15,2 : 2 = 7,6
the number of ethnic group in vietnam
the value of a such that 75% of a is 15
the value of a such that \(a^2:20+a^2:40=108,3\)
1/The value of a such that:
a : 4 + a : 3 = 21,35
2/The missing number in blank:
1,4,9,...,25
3/The value of a such that:
a+a* 5-a*3=96
4/The missing number in the blank:
1,1,2,3,5,8,...,21
the value of a such that a^2 : 20 +a^2 :40=108.3
The value of a such that
a+a.4-a.2=96
The value of a such that
2.5+2.a=17,7
the value of a such that :
a2:20+a2:40=108.3
The value of a such that :15a-33=26*3
The value of a such that: 82-a:2=72+4
the value of a such that 25% of a is 4.2