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Ulleksa [173]
3 years ago
5

Simplify each expression by combining like terms: 9m-7m+13 Please explain if you can

Mathematics
1 answer:
Bas_tet [7]3 years ago
8 0
Subtract 9 and 7 (9-7) which gives you 2m
the answer is 2m+13
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What is 15 tens - 1 gross ​
vampirchik [111]

Answer:

see the explanation

Step-by-step explanation:

we know that

A gross is equal to 120 ones or ten dozen

what is 15 tens - 1 gross

we know that

15 tens means ----> That you are adding 10, 15 times or multiplying 10 by 15, which gives you

10(15)=150

1 gross means ---> That you are adding 10, 12 times or multiplying 10 by 12

which gives you

10(12)=120

so

The algebraic expression of 15 tens - 1 gross is equal to

150-120=30

Convert to word expression

3  tens

8 0
3 years ago
A horseback riding trail is 1 mi 40.8 ft long. How long is the trail in yards, feet, and inches?
ch4aika [34]

Answer:  1773.6 yards   5320.8 feet  64324.8 inches

Step-by-step explanation:  

1 mile in yards = 1760                                                                                         40.8 feet in yards = 13.6      1760 + 13.6 =<u> 1773.6 yards </u>

1 mile in feet = 5280 + 40.8 = <u> 5320.8 feet </u>

1 mile in inches  = 63360

40.8 feet in inches = 964.8

63360 + 964.8 = <u>64324.8 inches </u>

<u>hope this helps :) </u>



6 0
3 years ago
BRAINLIEST TO BEST ANSWER<br><br> What are the domain and range of the function
goldenfox [79]

the arrows on the end of the line means it continues

 both the domain and the range for this graph is negative infinity to infinity

8 0
3 years ago
If the side of a square is 3 feet, the unit of it's area will be ______
sveta [45]

Answer:

9

Step-by-step explanation:

Given,

Side of square = 3 feet.

To find : Area of square = ?

Formula : -

Area of square = ( side )²

Area of square

= 3²

= 3 x 3

= 9 feet²

Therefore,

The unit of it's area will be 9 feet².

6 0
2 years ago
Pls help me ASAP I have other homework to do and I don’t have time for this. It also detects if it’s right or wrong:(
ikadub [295]

Answer:

$20

Step-by-step explanation:

you divide 40 by the two tickets and get $20.

5 0
3 years ago
Read 2 more answers
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