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Rainbow [258]
3 years ago
6

Simplify 4x2y + 12z2 + 6x2y – 2z.

Mathematics
2 answers:
yaroslaw [1]3 years ago
5 0
Divide all the terms by 2:
2xy + 12z + 3xy - z
Jlenok [28]3 years ago
3 0

                  10x2y + 12z2 – 2z

                 combine the like terms

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Asher weighs 15 pounds less ouds less than three times the weight of Audrey hiS sister. Asher weighs 27 pounds
Zigmanuir [339]

Answer: whats the question exactly?

Step-by-step explanation:

5 0
4 years ago
What is the area of a square computer screen with 21 inch sides?
notka56 [123]
Side of the square computer screen = 21 inches
It is important to minutely read the details that are already given in the question. the most important information that is given in the question is that the computer screen ia square. Based on this information the answer to the question can be easily deduced.
Then
Area of the computer screen = (Side)^2
                                               = (21)^2 inches square
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6 0
4 years ago
(15.2*0.25-48.51/14.7)/x=(13/44-2/11-5/66/2.50)1.2/(3.2+0.8(5.5-3.25)
goldfiish [28.3K]

Answer:

x = 41.67

Step-by-step explanation:

The above equation, would be simplified or divided into parts;

Therefore, the given equation becomes;

A/x = B/C

Where;

A = (15.2*0.25-48.51/14.7)

B = (13/44-2/11-5/66/2.50)1.2

C = 3.2+0.8(5.5-3.25)

x = unknown variable.

<u>Part A</u>

(15.2*0.25-48.51/14.7) = (15.2*0.25 - 3.3)

A = (3.8 - 3.3)

A = 0.5

<u>Part B</u>

(13/44-2/11-5/66/2.50)1.2 = (0.3 - 0.18 - 0.030) * 1.2

B = 0.09 * 1.2

B = 0.108

<u>Part C</u>

(3.2+0.8(5.5-3.25)

C = 4*(2.25)

C = 9

<em>Substituting the values into the equation, we have;</em>

0.5/x = 0.108/9

<em>Cross-multiplying, we have;</em>

9 * 0.5 = 0.108x

4.5 = 0.108x

x = 4.5/0.108

x = 41.67

6 0
3 years ago
What is a signal 9 on a police scanner? They just said she "dropped a signal 9"
Tom [10]
It means <span>Bomb Threat Assignment...</span>
6 0
3 years ago
An inch is equal to about 2.54 centimeters. Write an expression which estimates the number of centimeters in x inches. Then esti
Diano4ka-milaya [45]
We can write:

2.54x

Where 'x' is the number of inches.

Plug in 12 for 'x':

2.54(12)

30.48

So 12 inches is approximately 30.48 centimeters.
5 0
4 years ago
Read 2 more answers
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