3 years ago

How to divide fractions with letters

1 answer:

7 0

<span>To divide algebraic fractions, invert the second fraction and multiply it by the first fraction. Factorise the numerators and denominators. Then cancel the factors common to both the numerator and denominator before applying multiplication to obtain the answer.</span>

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How could you find the number of different combinations of 6 letters in a computer password?

lord [1]

It depends on if a letter can be repeated.If yes, then the answer is:

26x26x26x26x26x26=308,995,776

If the letters cannot be repeated, then:

26x25x24x23x22x21=165,765,600

8 0

3 years ago

What algebraic expression is, a to the 3rd power, increased by the product of 5 and c?

JulijaS [17]

Step-by-step explanation:

${a}^{3} + 5c$

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3 years ago

X+3 over 25 = 1 i need help

QveST [7]

Answer:

x = 22

Step-by-step explanation:

(x + 3)/25 = 1

Multiply both sides by 25

x + 3 = 25

-3 -3

x = 22

I hope this was helpful! <3

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3 years ago

2 (3x + 6) = 3 (x - 10)

Masteriza [31]

Answer:

x= -14

Step-by-step explanation:

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3 years ago

If 5/6 gallons of paint covers 1/4 of the house, then how much paint is needed for the entire house?

tia_tia [17]

Answer:

Step-by-step explanation:

1) If $\frac{5}{6}$ is needed to cover $\frac{1}{4}$ than we need 3 more: $\frac{5}{6}(3)=\frac{15}{6} =2\frac{3}{6} gallons2) But we still need to add the beginning [tex]\frac{5}{6}$ : $2\frac{3}{6}+\frac{5}{6}=2\frac{9}{6}=3\frac{3}6}=3.5$

6 0

3 years ago