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Mashutka [201]
3 years ago
10

How do you find x in the equation 3x+21=42 Plz help will mark brianltes

Mathematics
2 answers:
Rus_ich [418]3 years ago
4 0

Answer:

3x=21

X=7

Step-by-step explanation:

irinina [24]3 years ago
3 0

Answer:

X=7

Step-by-step explanation:

3x=21

x=7

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A soup can has a height of 4 inches and a radius of 2.5 inches. What's the area of
Digiron [165]

Answer:

  1. The lateral surface can be thought of as the crossectional area of the surface integral over dA such that
  2. lateral \:  = 2\pi \times r \times h \\ given  \: that  \: formula \: : \\ lateral = 2\pi \times (2.5)(4) \\  \\ 2\pi \times 10 \\ 20 \times \pi \\  \\ lateral=62.8

3 0
3 years ago
Please help me with this
Rainbow [258]

It would be C because that is the one that make the most sense

7 0
2 years ago
Help me please!..
AlexFokin [52]

Answer:

44 times

Step-by-step explanation:

There is a 50% (2/4) chance that this could occur, as given in the question.

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8 0
3 years ago
Using appropriate properties, find the value of 249² - 248²
Lady_Fox [76]

Answer:

\boxed{\bold{\huge{\boxed{497}}}}

Step-by-step explanation:

=> \sf 249^2 - 248^2

<u>Using Formula</u> \sf a^2 - b^2 = (a+b)(a-b)

<u><em>Where </em></u>

a = 249

b = 248

=> \sf (249+248)(249-248)

=> \sf (497)(1)

=> 497

3 0
3 years ago
Please! help and tell me the answers, or help me figure out these answers for 20 points? please! And please help me. Can anybody
max2010maxim [7]

Answer:

1. Pattern (rule) : y = x-6

2. Pattern (rule) : y=x^2+1

3. Pattern (rule)  : y = -3x

4. Pattern (rule) : y = 2x-2

5. Pattern (rule) : y = x^2

Step-by-step explanation:

Note: question number correspond to your order of questions.

1. Pattern (rule) : y = x-6

for missing parts, see attached table.

2. Pattern (rule) : y=x^2+1

3. Pattern (rule)  : y = -3x

4. Pattern (rule) : y = 2x-2

5. Pattern (rule) : y = x^2

5 0
3 years ago
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