3 years ago

4

Mathematics

1 answer:

Vitek1552 [10]3 years ago

6 0

Answer: 48

Step-by-step explanation:

12x4=48

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What is an equivalent expression for 2x + 10x and 2(x-4) + x

tester [92]

2x+10x combine like terms
12x
2(x-4)+4 Distribute 2
2x-8+4
combine like terms
2x-4

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3 years ago

Which property can you use to simplify (4+10)+(-10)

Anarel [89]

Answer:

Associative property of addition

Step-by-step explanation:

(4+10)+(-10)

We want to change the parentheses to

4 + ( 10 + -10)

We can use the Associative property of addition

( a+b) + c = a+ ( b+c)

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3 years ago

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if the probability of getting a 6 on a biased dice is 4/5, and you roll it 500 times, how many 6s would you expect to roll

Tresset [83]

I believe the answer would be 400 you take 4/5 and multiply it by 500

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3 years ago

Factor the trinomial:<br><br> 2x^2+13x+21

tankabanditka [31]

Answer:

$(2x + 7) \times (x + 3)$

Step-by-step explanation:

${2x}^{2} + 13x + 21$

${2x}^{2} + 7x + 6x + 21$

$x \times (2x + 7) + 3(2x + 7)$

$= (2x + 7) \times (x + 3)$

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2 years ago

Which expressions are equivalent to –

olga_2 [115]

Answer:

The answer to your question is 10¹/⁴

Step-by-step explanation:

Expression

$\frac{10}{10^{3/4}}$

To solve this problem use the law of exponents.

-Use the division rule of exponents.

If the base if the same in the numerator and denominator, it stays the same and the exponents are subtracted.

10¹ ⁻ ³/⁴ = 10¹/⁴ This is the result

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3 years ago