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svlad2 [7]
3 years ago
7

If an answer for this question is not a whole number, enter it as a decimal.

Mathematics
2 answers:
Naily [24]3 years ago
7 0

Answer:  The answer would be A.  Or if that is what you are asking.

Step-by-step explanation:

When you multiply decimals, you multiply like how you would for any other set of numbers. (It doesn't matter if you line the decimal points up or not.)

The only difference between multiplying normal numbers and decimals is the decimal point. How many digits there are to the right of the decimal point is how many times you move the decimal point for the new number to the left.

In the decimals 5.15 and 0.3, there are three digits to the right of the decimal in all, so, when you work this problem and come out with 1545, you move the decimal point to the left three times.

1^545

So the decimal point goes right between the 1 and the 5.

Hope I made it clear enough

Please give me Brainliest

zhenek [66]3 years ago
4 0

Answer:

1. (A - B) + C = -233.84

2. C - (B + A) = -322.72

Step-by-step explanation:

A = 220.03 - (55.27 + 115.32)

A = 49.44

B = 111.45 + (198.22 - 76.76)

B = -10.01

C = 28.15 - 202.98 - 108.46

C = -283.29

To find : (A - B) + C =?

On substituting the above values:

(49.44-(-10.01)) + (-283.29)

(49.44 +10.01) - 283.29 = -233.84

(A - B) + C = -233.84

To find : C - (B + A) =?

On substituting the above values:

(-283.29)- ((-10.01)+49.44)

-283.29 - (-10.01+49.44)

-283.29 - (39.43) = -322.72

C - (B + A) = -322.72

You might be interested in
Which function is a quadratic function? y – 3x2 = 3(x2 + 5) + 1 y2 – 7x = 2(x2 + 6) + 7 y – 2x2 = 6(x3 + 5) – 4 y – 5x = 4(x + 5
Anna71 [15]

Answer:

Option A.

Step-by-step explanation:

The general form of a quadratic function is  

y=ax^2+bx+c

It means, power of y should be 1 and highest power of x should be 2.

In option A,

y-3x^2=3(x^2+5)+1

y-3x^2=3x^2+15+1

y=3x^2+16+3x^2

y=6x^2+16

It is a quadratic function.

In option B,

y^2-7x=2(x^2+6)+7

Here, power of y is 2. So, it is not be a quadratic function.

In option C,

y-2x^2=6(x^3+5)

Here, highest power of x is 3. So, it is not be a quadratic function.

In option D,

y-5x=4(x+5)+9

Here, highest power of x is 1. So, it is not be a quadratic function.

Therefore, the correct option is A.

7 0
3 years ago
If you can walk 3 1/3 miles in an hour, how many miles can you walk in 30 minutes, given the
Vedmedyk [2.9K]

Answer:

d = 1.67 miles

Step-by-step explanation:

Given that,

Speed of a person,  s=3\dfrac{1}{3}\ mph

We need to find how many miles can you walk in 30 minutes, given the  same pace.

30 minutes = 0.5 h

3\dfrac{1}{3}\ mph = \dfrac{10}{3}\ mph

Speed = distance/time

d=v\times t\\\\d=\dfrac{10}{3}\ mph\times 0.5\ h\\\\d=1.67\ miles

So, the person will cover a distance of 1.67 miles

8 0
3 years ago
hello! i struggle with math A LOT so if u guys can help me with these questions with the work i would appreciate a lot
elena-s [515]
Pretty sure 1 is 6/8
4 0
3 years ago
Read 2 more answers
A coach purchases 47 hats for his players and their families at a total cost of $302. The cost of a small hat is $5.50. A medium
bazaltina [42]
First, we define variables:
 x: small hat
 y: medium hat
 z: large hat
 We now write the system of equations:
 x + y + z = 47
 5.50x + 6y + 7z = 302
 -3x + y = 0
 We can write the system in matrix form as:
 Ax = b
 Where,
 A = [1  1  1; 5.50  6  7; -3  1  0]
 b = [47;  302;  0]
 x = [x;  y ;  z]
 Solving the system we have:
 x = 6
 y = 18
 z = 23
 Answer:
 
the coach did purchase 23 large hats
 
d. 23
3 0
2 years ago
Read 2 more answers
PLEASE HELP WILL MARK BRAINLIST !!!!!!!!
kondaur [170]

Answer:

in my knowledge

Option A..

Step-by-step explanation:

This is an arithmetic sequence since there is a common difference between each term. ... This is the formula of an arithmetic sequence.

8 0
3 years ago
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