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patriot [66]
3 years ago
6

I need help finding the answer?

Mathematics
1 answer:
Zarrin [17]3 years ago
5 0

Answer:

-79

Step-by-step explanation:

5ac-2b

5(-3)(5) - 2(2)

-75-4

-79

substitute values and then solve

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Please please my dyslexia is a pain.
boyakko [2]

Answer:

Area: 312

Perimeter: 75

Step-by-step explanation:

Area is l·w

20·16=320

two corners aren't filled

320-9-9=318

Add all the sides for perimeter

17+3+3+13+20+13+3+3=75

4 0
3 years ago
Read 2 more answers
You have prizes to revea
MissTica

Answer:

Yes

Step-by-step explanation:

The domain is {-19, 19}

The range is {0,16}

We can write as ordered pairs to obtain:

(-19,0), (19,16)

None of the first coordinates of the ordered pairs repeats.

Hence the relation represents a function.

See attachment for mapping diagram.

8 0
3 years ago
Cindy set:<br> 2 groups of 10 buttons and 34 single buttons
vova2212 [387]
In all you have 54 buttons because if you add 10 plus 10 that equals 20 plus 34 and that gets 54 buttons in all
4 0
4 years ago
Twice the difference of a number 2 and 5 is ?
alexandr1967 [171]

Answer:

<u>n= 4.5</u>

Step-by-step explanation:

The equation is:2(n-2)=5

Step 1- You need to do the parentheses.

The new equation is:

2n-4=5

Step 2-Next you add 4 to both sides of the equal sign.

The new equation is:

2n=9

Step 3- Now you divide by 2 into both sides and get the answer.

Answer:

<u>n=4.5</u>

8 0
3 years ago
What is the area?<br> 20 in<br> 25 in<br> square inches
slava [35]

Answer:

<em>2</em><em>5</em><em>0</em><em> </em><em>in </em><em>sq</em>

Step-by-step explanation:

<em>Here's</em><em> the</em><em> solution</em>

<em>=</em><em>></em><em> </em><em>Base </em><em>=</em><em> </em><em>2</em><em>5</em><em>i</em><em>n</em><em> </em>

<em>=</em><em>></em><em> </em><em>Height</em><em> </em><em>=</em><em> </em><em>2</em><em>0</em><em>i</em><em>n</em>

<em>=</em><em>></em><em>We </em><em>need</em><em> to</em><em> </em><em>find </em><em>out</em><em> area</em><em> of</em><em> traingle</em>

<em>=</em><em>></em><em> </em><em>Area</em><em> of</em><em> </em><em>traingle </em><em>=</em><em> </em><em>1</em><em>/</em><em>2</em><em>*</em><em>base </em><em>*</em><em>height</em><em> </em>

<em>=</em><em>></em><em> </em><em>Area</em><em> </em><em>=</em><em> </em><em>1</em><em>/</em><em>2</em><em>*</em><em>2</em><em>0</em><em>*</em><em>2</em><em>5</em><em> </em>

<em>=</em><em>></em><em> </em><em>Area</em><em>=</em><em> </em><em>2</em><em>5</em><em>0</em><em> </em><em>in </em><em>sq</em>

<em>hope</em><em> it</em><em> helps</em><em>. </em><em> </em><em>^</em><em>_</em><em>^</em>

7 0
3 years ago
Read 2 more answers
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