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djverab [1.8K]
3 years ago
11

20÷2-3×3 use pemdas show your work will mark brainest

Mathematics
2 answers:
nataly862011 [7]3 years ago
7 0
20÷2=10 10-3=7 7×3=21
zvonat [6]3 years ago
4 0

1

Do multiplication/ division before subtraction

When multiplication/ division appear in the calculation together, evaluate from left to right.

20 ÷ 2 - 3 × 3 = 10 - 9 = 1


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3(2z-4) = -6(2-z)
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3(2z-4) = -6(2-z)\\\\6z-12=-12+6z\\\\0=0\\\\x\in\mathbb{R}

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4 years ago
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I NEED HELP. PEOPLE KEEP ANSWERING WITHOUT KNOWING THE ANSWER AND IT IS FOR MY GRADE.
Sloan [31]

Answer:

Im pretty sure its VA

Step-by-step explanation:

I hope this helps you out!

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The area of the base of a rectangular prism is 4 3/4 ft², and the height is 2 1/3 ft. Determine the volume of the rectangular pr
slamgirl [31]

Answer:

Step-by-step explanation:

The volume of a rectangular prism is calculated multiplying the area of the prism times the height of the prism.

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7 0
3 years ago
Simplify as a ratio: 100:199:47
rodikova [14]

Answer:

Find GCF of all values in the given ratio

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When GCF value is equal to 1, the given ratio can not be simplified.

Step-by-step explanation:

It cant be simplified

3 0
3 years ago
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Factor the trinomial 6y squared + 19y + 15
Musya8 [376]

Answer:

1.y = -5/3 = -1.667

2. y = -3/2 = -1.500

Step-by-step explanation:

90    +    -1    =    -91  

     -45    +    -2    =    -47  

     -30    +    -3    =    -33  

     -18    +    -5    =    -23  

     -15    +    -6    =    -21  

     -10    +    -9    =    -19  

     -9    +    -10    =    -19  

     -6    +    -15    =    -21  

     -5    +    -18    =    -23  

     -3    +    -30    =    -33  

     -2    +    -45    =    -47  

     -1    +    -90    =    -91  

     1    +    90    =    91  

     2    +    45    =    47  

     3    +    30    =    33  

     5    +    18    =    23  

     6    +    15    =    21  

     9    +    10    =    19

6 0
3 years ago
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