2 years ago

Find the midpoint of endpoints -6 and -10

Mathematics

1 answer:

Fed [463]2 years ago

3 0

The midpoint would be -8 because it is 2 away from both ends.

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Simplify 5/7r-2/7r......

Georgia [21]

$\frac{5}{7r}-\frac{2}{7r}$

You have two fractions with the same (common) denominator, so you subtract the numerators and put that over the common denominator.

$\frac{5}{7r}-\frac{2}{7r}=\frac{5-2}{7r}=\frac{3}{7r}$

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2 years ago

Factor the given quadratic function x2 + 9x = 36.

Gennadij [26K]

Answer:

(x + 12)(x - 3)

Step-by-step explanation:

${x}^{2} + 9x = 36 \\ {x}^{2} + 9x - 36 = 0 \\ {x}^{2} + 12x - 3x - 36 = 0 \\ x(x + 12) - 3(x + 12) = 0 \\ (x + 12)(x - 3) = 0$

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2 years ago

If A = {4, 7, 10, 13, 17} and B = {3, 5, 7, 9}, then which of the following statements is true?

Marysya12 [62]

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B ⊆ B
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2 years ago

What is the range of the following numbers? 12, 20, 18, 25, 6

alexdok [17]

Answer:

range- 19

Step-by-step explanation:

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2 years ago

What is the exercise 3-8?

wlad13 [49]

3-8 equals to -5 because if you stele a number line and count 8 points from three it will equal -5

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3 years ago