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scoray [572]
3 years ago
7

Simplify:(2x+y-z)^2-(2x+y+z)^2

Mathematics
1 answer:
storchak [24]3 years ago
5 0

Q: "Simplify the following expression (2x+y-z)^2-(2x+y+z)^2"  

As a simplified expression is  

A: -8xz - 4yz

Hopefully this helps you ^0^

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Which point represents the opposite of 0 on the number line? A B C D E
sesenic [268]

Answer:

C: 0

Step-by-step explanation:

Let's use 1 for an example first. The opposite of 1 is -1. 2 = -2, 3 = -3, and so on. Since there is no such thing as -0, our answer would be C, 0. It is not -5, -2, 2, or 7 because those are not the negatives of 0.

7 0
3 years ago
One bag of dog food is $32 if I spend a total of $256 how many bags did I buy
Korvikt [17]

Answer:

8 bags

Step-by-step explanation:

256 divide by 32 = 8

5 0
3 years ago
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a bell tolls every 10 minutes. another bell tolls every 15 minutes. both bells toll at 6:00pm. they will toll together at what t
Ne4ueva [31]
Basically, we need to find the lowest common multiple of 10 and 15.

that multiply would be 30. That means that the bells will ring together in 30 minutes.
So 30 minutes from 6 p.m. is 6:30 p.m. <==
4 0
3 years ago
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The circumference of the tree trunk is 7.85
Nadusha1986 [10]

Answer:

2.5 feet

Step-by-step explanation:

Since circumference is just pi(we're using 3.14 in this case) * diameter, which is our answer, we need to divide the circumference(which is 7.58) BY 3.14, which is pi. This leaves us with the diameter, which is 2.5. The unit is already feet, so we needn't do anything about that.

4 0
2 years ago
You get a part-time job earning $8.60/hr. Tips are $3.25/hr on average. Deductions are FICA (7.65%), federal tax withholding (11
adelina 88 [10]

Answer:

Gross Base pay is equals to $129

Step-by-step explanation:

Gross base pay can be defined as the pay per hour which has been discussed and finalized by the employer and employee at the time of job offering. It is the minimum amount of pay the employee is to receive. The tips, bonuses, allowances are not considered in the Gross base pay. Moreover, it is the basic pay an employee gets before any kind of tax deductions..

Gross base pay can easily be calculated by multiplying the pay per hour with the number of hours worked.

Pay per hour = $8.60

Numbers of hours worked = 15

Gross Base Pay = 8.60×15 = $129

3 0
3 years ago
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