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Gwar [14]
3 years ago
9

Homework I have to turn in on Monday please help

Mathematics
2 answers:
Kamila [148]3 years ago
6 0

Answer:

5 is -13 and 4 is -216

Step-by-step explanation:

im not good a eggsplaing im only 11,,,,..... use math-way to see if im right......i think you plugin the number

nasty-shy [4]3 years ago
5 0

Answer:

If you're trynna simplify these are the answers:

4.) -116

5.) -13

Step-by-step explanation:

4.) −4((5)(4)+9)

=(−4)((5)(4)+9)

=(−4)((5)(4))+(−4)(9)

=−80−36

=−116

5.) 9+84−(6)(4)

=9+2−(6)(4)

=11−(6)(4)

=11-24

= -13

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9. How many gallons of paint will you need to buy if you are painting a room that is 30 ft by
pentagon [3]

Answer:

To paint the room with dimension 30 ft by 50 ft by 50 ft is 26.67 gallon    

Step-by-step explanation:

Given as :

The Length of wall = L = 50 ft

The width of wall   = W = 30 ft

The height of wall  = H = 50 ft

Each gallon of paints should cover 300 sq feet

Let the amount o gallon required to paint the room = x

SO, Area of four wall = 2 × ( L + W ) × H

Or, Area of four wall = 2 × ( 50 + 30 ) × 50

Or, Area of four wall = 2 × ( 80 ) × 50

SO, Area of four wall = 8000  ft²

∵ To paint 300 sq ft the amount of paint required = 1 gallon

∴ To paint 8000 sq ft the amount of paint required = 26.67 gallon

Hence ,to paint the room with dimension 30 ft by 50 ft by 50 ft is 26.67 gallon      answer  

6 0
3 years ago
Carol used 114 cups of flour in 2 muffins. How many cups of flour are needed to make 12 similar muffins?
son4ous [18]

Answer:

7 1/2 cups

Step-by-step explanation:

If Carol uses 1 1/4 cups of flour for 2 muffins, then she will need to repeat this conversion 6 times since she wants to make identical 12 muffins in all.

So, 1 1/4 * 6 = 7 1/2

Therefore, she needs 7 1/2 cups of flour

Hope that helps! :)

7 0
3 years ago
If a triangle is a right triangle, then the triangle has 90 angle.
Sloan [31]

Answer:

True

Step-by-step explanation:

7 0
3 years ago
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3 years ago
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What value of a make the equation 14-a=19-12
abruzzese [7]

14-a=19-12\\14-a=7\\a=14-7\\a=7

5 0
2 years ago
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