Question

3x+10=9x-20,(x+5)square 2​

Answer 1

Step-by-step explanation:

3x+10=9x-20

=> 6x=30

=> x= 5

so, (x+5)^2=10^2=100

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Answer 2

Step-by-step explanation:

3x+10=9x-20

10+20=9x-3x

30=6x

5=x

Now,(x+5)square

(5+5)square

10 square

10*10

100

Answer is 100