1. 4n + 28
2. 30-10x
3. 3m+3n
4. 8+2j
Answer:
31
Step-by-step explanation:
210 ft ÷ 7 ft = 30
There are 30 7-ft lengths of fence.
Think of putting a post at the end of each 7-ft length. That means you need 30 posts. Now you must add 1 post for the beginning.
Answer: 31
Answer:
It means length of the hypotenuse is equal to the sum of squares of the lengths of other two sides of the right-angled triangle.
Step-by-step explanation:
to solve this...we think that distance from ben to church is x...now a triangle is formed.
length of the hypotenuse is 13cm






If you have any question...please comment me...If I was helpful..mark me as brainliest
Answer:
I think A
Step-by-step explanation:
But im not sure