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Over [174]
2 years ago
6

Calculate the following: -5(-4) =

Mathematics
2 answers:
velikii [3]2 years ago
6 0
The answer would be -9
otez555 [7]2 years ago
4 0

Answer:

20

Step-by-step explanation:

Negative times negative = positive

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ollegr [7]

Answer:

x = 2

y = -3

z = 4

( 2 , -3, 4 )

Step-by-step explanation:

x + y + z = 3 ---- i

x – y =5 ---- ii

y - z = -7 ---- iii

ii + iii

x - z = -2 ---- iv

i + ii

2x + z = 8 --- v

iv + v

3x = 6

x = 2

x=2 substitute for v

z = 4

x =2 substitute for ii

y = -3

5 0
3 years ago
The volume of a cone is 37.7 cubic inches, and its height is 4 inches. What is the diameter of the base of the cone?
Rom4ik [11]
Just multiply 37.7 by 4 and get your answer.
6 0
3 years ago
Triangle ACB is the pre-image and triangle DFE is the image. What is the scale factor of the dilation?
Reika [66]

Answer:

½

Step-by-step explanation:

the scale factor of dilation = 6/12 = ½

7 0
3 years ago
Mustafa’s soccer team is planning a school dance as a fundraiser. The DJ charges $200 and decorations cost $100. The team decide
NemiM [27]

Answer:

360 students

Step-by-step explanation:

take the 1,500 dollars needed for profit and add the other variables (100+200),and the total would be 1,800. take that 1,800 and divide that by 5.

4 0
3 years ago
Read 2 more answers
76.98 divided by 45.2
Stella [2.4K]

Answer:

1.7030973451327434

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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