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Leokris [45]
3 years ago
13

Please help me expand theses and then help me factorise these brackets

Mathematics
2 answers:
-Dominant- [34]3 years ago
8 0

Answer:

-9xy+16x

Step-by-step explanation:

x(y-2)+3x(6-y)-7xy

xy-2x+18x-3xy-7xy

xy-3xy-7xy-2x+18x

-9xy+16x

melisa1 [442]3 years ago
3 0

Answer:

-9xy+16x

Step-by-step explanation:

x(y-2) +3x(6-y) -7xy

Distribute

xy -2x +18x-3xy -7xy

Combine like terms

-9xy+16x

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Find the quotient. (5x4 – 3x2 + 4) ÷ (x + 1)
dezoksy [38]

Answer:

18/x+1

Step-by-step explanation:

(5 x 4 – 3 x 2 + 4) ÷ (x + 1)

(20 - 6 + 4) ÷ (x + 1)

18 ÷ (x + 1)

18/x+1

6 0
4 years ago
Wrote the volume of each figure and the number sentence you used to find it. Then Circle the card that would win the round of pr
Lunna [17]

Answer:

11cm

Step-by-step explanation:

You have to add them all up

3 0
3 years ago
Read 2 more answers
A square parking lot has an area of (4x^2+ 20x+ 25) ft^2. What is the length of one side of the parking lot?
Sunny_sXe [5.5K]

Answer:

A-(2x+5)

Step-by-step explanation:

(2x+5)(2x+5)=4x^2+10x+10x+25 when you do FOIL, so that is the correct answer.

4 0
4 years ago
A bakery has d dozen eggs in one refrigerator and 3 fewer dozen eggs in another refrigerator. Which expressions correctly show h
Rudik [331]

Answer:

2d - 3

Step-by-step explanation:

There are d  dozen eggs in the first refrigerator and d-3 dozen eggs in the second refrigerator

Add them together

d+(d-3)

2d-3  dozen eggs

3 0
3 years ago
Read 2 more answers
Convert from Fahrenheit to Celsius
Igoryamba
<h3>27.8°C</h3>

Step-by-step explanation:

Given F is 82 Degrees

To find - In Celsius ?

Answer

Using the formula:

\frac{9}{5}C + 32 = F \\  = >  C = (F - 32) \times  \frac{5}{9} \\ C = (82 - 32) \times  \frac{5}{9} \\  =  >  \frac{250}{9}C \\  =  > 27.8°C

Therefore, The answer is <u>2</u><u>7</u><u>.</u><u>8</u><u>°</u><u>C</u>

5 0
3 years ago
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