3 years ago

Evaluate: 542 × 31

Mathematics

1 answer:

ryzh [129]3 years ago

5 0

Answer:

Step-by-step explanation:

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Ne4ueva [31]

Answer: $B. \: \: \: \dfrac{5}{x+5}$

Step-by-step explanation:

$\dfrac{\dfrac{1}{x+5} }{\dfrac{x+3}{5x+15} } =\dfrac{1}{x+5} \times \dfrac{5x+15}{x+3}=\dfrac{1}{x+5} \times \dfrac{5(x+3)}{x+3}=\dfrac{1}{x+5} \times 5 = \dfrac{5}{x+5}$

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Serhud [2]

Answer:

The factors are (x-4) and (x+1)

(x-4)(x+1) = x²+x-4x-4 = x²-3x-4

Step-by-step explanation:

(x-4)(x+1) = x²+x-4x-4 = x²-3x-4

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108/4 = 27 pieces you multiply 36 x 3 = 108 and the denominator stays the same so 108/4 equals to 27 pieces

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3 years ago

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olganol [36]

Answer:

Step-by-step explanation:

The factors of 9 are: 1, 3, 9

The factors of 45 are: 1, 3, 5, 9, 15, 45

Then the greatest common factor is 9.

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