Answer:
5
Step-by-step explanation:
→ Let x = √20 + √20 .....
x
→ Square both sides
x² = 20 + √20 +√20 + √20
→ Replace √20 +√20 + √20 with x
x² = 20 + x
→ Move everything to the left hand side
x² - 20 - x = 0
→ Factorise
( x + 4 ) ( x - 5 )
→ Solve
x = -4 , 5
→ Discard negative result
x = 5
Multiply 3 by 2 then that answer divide by 2 hope this helped
Answer:
I think its 22..
Step-by-step explanation:
Add 7 and 6
the subtract 35 by what you got from adding 7 and 6 (13).
Answer:
Is in the attached image.
Hope this helped
-Adan