Question

2(5-√2)+2√2=10
5 la puterea 2x =25

Answer 1

2(5-V2)+2V2 =10
10-2V2+2V2=10
10=10

5^2x = 25 
x este 1 deoarece 5^2*1 = 5^2 = 25 
25 = 25 

Answer 2

2(5-√2)+2√2=10
10-2V2+2V2 = 10 (se reduc:2V2 cu -2V2)
10 = 10 (adevarat)

5^2X = 25
5^2X = 5^2
2X = 2
X = 2:2
X = 1