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BigorU [14]
2 years ago
8

Help help math math math

Mathematics
1 answer:
ser-zykov [4K]2 years ago
4 0

Answer:

  x = 16

Step-by-step explanation:

The two marked angles are supplementary:

  (7x -2) +(4x +6) = 180

  11x +4 = 180

  11x = 176

  x = 176/11 = 16

The value of x is 16.

_____

<em>Additional comment</em>

The angle on the left is 110°; the one on the right is 70°, so that answer checks.

These marked angles are called "consecutive exterior" angles. Just as "consecutive interior" angles are supplementary, so are consecutive exterior angles.

Essentially, all of the obtuse angles are congruent, as are all of the acute angles. The obtuse angles are supplementary to the acute angles.

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Answer:

4 2/3

Step-by-step explanation:

8×21=168

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24/36 can both be divided by 12 so its now been reduced to 2/3

6 0
3 years ago
Calculator
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Answer:

20%

Step-by-step explanation:

Step 1: Subtract starting value minus the final value (decrease)

\$5.75 - \$4.60\\\\= 5.75 - 4.60 \\\\= 1.15

Step 2: Divide the decrease by the original number

1.15 \div 5.75\\\\= \frac{1.15}{5.75}\\\\= 0.2

Step 3: Multiply the result by 100 to get a percent decrease

0.2 \times 100\\\\= 20

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3 0
2 years ago
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Harlamova29_29 [7]

Answer:

someone has type A blood 40%

Step-by-step explanation:

The probability that a certain person has the A-type blood is 40%, or 0.4

8 0
3 years ago
Need answer asap please
mars1129 [50]

Answer:

RT=7

Step-by-step explanation:

RS+ST=RT

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8 0
2 years ago
Guided Practice
spin [16.1K]

Answer:

A. {–8, –2, 18}

Step-by-step explanation:

y = 5x − 2

x = −1.2 ----> y = 5(−1.2) − 2 = −6 − 2 = −8

x = 0 -----> y = 5(0) − 2 = 0 − 2 = −2

x = 4 -----> y = 5(4) − 2 = 20 − 2 = 18

7 0
2 years ago
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