Answer:
(x+5) (x+5)
Step-by-step explanation:
1) You need to find two numbers that multiply to give you 25 but add up to 10.
2) This would be 5 and 5 as 5 times 5 gives you 25. Also, 5 plus 5 gives you 10.
3) to get x square you do x times x.
4) So: (x+5) (x+5)
