Answer:
6x+10
Step-by-step explanation:
2x×2(2x+5)
2x+4x+10
6x+10
Answer:
Answer 4. (5 1/3 hours)
Step-by-step explanation:
240/45=5.333333333
Answer:
x=25
Step-by-step explanation:
The total angles of a triangle is 180°
So 180=36+61+(4x-17)
83=(4x-17)
100=4x
x=25
Answer: 
Step-by-step explanation:
By the Pythagorean theorem, the unknown side has length

Therefore,
