3 years ago

I need help asap:):):)

Mathematics

2 answers:

Elena L [17]3 years ago

6 0

Answer:

10 feet

Step-by-step explanation:

18 × 2 = 36

56 - 36 = 20

20 ÷ 2 = 10

To check work, add all lengths together. 4 sides. 18 + 18 + 10 + 10 = 56

sashaice [31]3 years ago

6 0

Answer:

Step-by-step explanation:

(length + width) * 2 = 56 -->

length + width = 28

length = 18 -->

18 + width = 28 -->

width = 10

You might be interested in

Which of these is an equation? 8t+4=76 8t+4 8z 8+4

vovangra [49]

Answer:

8t+4=76

Step-by-step explanation:

An equation needs an equals sign otherwise it is an expression

4 0

3 years ago

Please Help!!! I have the answer I just need a step by step explanation. I will give extra points and make you brainiest!!!

jasenka [17]

Here’s how to get the answer written out!

6 0

3 years ago

bob has 3 bookshelves that hold a total of 27 books. he adds a fourth shelf and now has 36 books. if he adds 2 more shelves ,how

kotykmax [81]

Based on the given information, each shelf can hold 9 books. (27/3 = 9) That means 2 additional shelves will hold 18 books. Add 18 to 36 to find the total, which is 54.
Hope that helped you.

8 0

2 years ago

Someone help me on 1 pls

inessss [21]

Answer:

The answer is 140

Step-by-step explanation:

8 0

2 years ago

What is 2(9)0-7+3 to the 3rd power

RSB [31]

Answer:

I got -64

Step-by-step explanation:

The begging multiplication is 0 and subtract -7 is becomes just -7 then add 3 and it is -4 to the third power is -64

8 0

3 years ago