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Finger [1]
4 years ago
13

Evaluate -[-(-4)]. -4, 0, 1, 4

Mathematics
1 answer:
Sergio [31]4 years ago
5 0

Answer:

-4

Step-by-step explanation:

if it has an odd amount of negative signs then the answer will be negative but if you have an even amount of negative signs then the answer is positive

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Select the multiplication sentence that applies the commutative property of multiplication to the example.
Whitepunk [10]

Answer : A

Example: 5 × 8 = 40

A.  8 × 5 = 40

the commutative property of multiplication allows us to multiply the numbers in any order without changing the product. In example we have 5 * 8 . When we change the order it becomes 8 * 5. So here applies commutative property of multiplication.

B.  10 × 4 = 40

the commutative property of multiplication allows us to multiply the numbers in any order without changing the product. In example we have 5 * 8 . When we change the order it becomes 8 * 5. So here it does not applies commutative property of multiplication.

C.  20 × 2 = 40

the commutative property of multiplication allows us to multiply the numbers in any order without changing the product. In example we have 5 * 8 . When we change the order it becomes 8 * 5. So here it does not  applies commutative property of multiplication.

6 0
3 years ago
The perimeter of a triangular plot of land is 2400ft . the longest side is 200 ft less than twice the shortest. the middle side
Lisa [10]
I'm not certain but I'm pretty sure it's 1000+600+800=2400
T=1000= the longest side
S=1/2 (t+200)=600= shortest side
M=t-200=800=middle side.
3 0
3 years ago
PLEASE HELP WILL GIVE BRAINLIEST
Reptile [31]

Answer:

is it -2t^{2} or 2t^{2}?

6 0
3 years ago
5 barrels catch rainwater in the schoolyard. Four barrels are the same size, and the fifth barrel holds 10 liters of water. Comb
ch4aika [34]

Answer:

The volume each of the four barrels of the same size will be at least 47.5 liters.

Step-by-step explanation:

Let the volume of each of the four barrels is v liters.

Now, the amount of water that can be held in the fifth barrel is 10 liters. The total capacity of holding water for the 5 barrels combines is at least 200 liters.

So, from the above-given information, we can write the inequality to determine the volume of each of the four barrels will be  

10 + 4v ≥ 200

Solving this we get,

4v ≥ 190

⇒ v ≥ 47.5

Therefore, the volume each of the four barrels of the same size will be at least 47.5 liters. (Answer)

3 0
3 years ago
Place parentheses in each equation, if needed, to make each equation true. WILL GIVE BRAINLIEST AND FRIEND YOU. PLEASE ANSWER VE
bezimeni [28]
A. 7 + 3 x (2 + 4) = 25
7 + 3 x 6 = 25
7 + 18 = 25
25 = 25
B. 8^2 divided by 4 x 8 = 2
64 divided by 4 x 8 = 2
64/32 = 2
2 = 2
C. (16 + 8) - 5 x 2 = 14
24 - 5 x 2 = 14
24 - 10 = 14
14 = 14
For each problem use the basis of the acronym PEMDAS.
P arentheses (grouping symbols)
E xponents
M ultiplication
D ivision
A ddition
S ubtraction

Evaluate each step in that order.
3 0
3 years ago
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