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enyata [817]
3 years ago
9

Need help with question 3. Dont Understand

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
5 0

Answer:

It represents both the positive and the negative square root of 256.

Step-by-step explanation:

16*16=256

-16*-16=256

They are both valid answers.

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Ill give brainliest
Luba_88 [7]
The answer is c. Because 4.5 * 2 is 9 then you add 0.5 so the answer is 9.5
3 0
3 years ago
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The Century club runs the concession stand during football games. They sell snacks and drinks. 50 snacks and 180 drinks will sel
katrin2010 [14]

Answer:

The cost of each drink is $1.5

Step-by-step explanation:

Let us represent

The cost of snacks = x

The cost of drinks = y

50 snacks and 180 drinks will sell for $320

Hence:

50x + 180y = 320....... Equation 1

75 snacks and 100 drinks will sell for $225.

Hence:

75x + 100y = 225....... Equation 2

Combining both Equations together

50x + 180y = 320....... Equation 1

75x + 100y = 225....... Equation 2

Multiply Equation 1 by 75 and Equation 2 by 50 to eliminate x

3750x + 13500y = 24000..... Equation 3

3750x + 5000y = 11250....... Equation 4

Subtract Equation 4 from Equation 3

8500y = 12750

y = 12750/8500

y = $1.5

Therefore, the cost of each drink is $1.5

4 0
3 years ago
Combine like terms to simplify the following expressions <br><br> -5a - 4a + b
Sauron [17]

Answer:

-9a + b

Step-by-step explanation:

For this problem, let us factor out the variable a from the terms containing the variable, and apply addition and the distributive property to simplify the terms.

-5a - 4a + b

= a ( -5 + -4 ) + b

= a ( -9 ) + b

= -9a + b

Hence, the simplified expression for -5a - 4a + b is -9a + b.

Cheers.

7 0
3 years ago
Read 2 more answers
C
netineya [11]

Answer:

100+90+7

200+20

Step-by-step explanation:

5 0
3 years ago
X/2-1=3 what is X PLEASE HELPPPPPPPPPPP
valentina_108 [34]

Answer:

4

Step-by-step explanation:

3 0
2 years ago
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