9 dived by 3 = 3
so he surfed for 3 hours = 1/3 of 9
and there are 6 hours left
so he spent 6 hours building a sandcastle
Answer:
There are 5 factors of 16, which are 1, 2, 4, 8, and 16.
4 units right and 4 units down
Step-by-step explanation:
5/10+2/10
7/10
0.7
................
Answer:
A no solution
Step-by-step explanation:
y = 2x + 10
3y - 6x = 30
3(2x+10) -6x =30
6x +30 -6x =30
6x -6x = 30-30
0=0