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Leno4ka [110]
3 years ago
6

Solve the equation for x. 1 6 (2x − 12x) = 30 A) −12 B) −15 C) −18 D) −24

Mathematics
2 answers:
lubasha [3.4K]3 years ago
8 0

\frac{1}{6}*(2x-12x) = 30

\frac{1}{6}*(-10x) = 30

\frac{-10}{6}x = 30

\frac{-5}{3}x = 30

\frac{5}{3}x = -30

x = -30/\frac{5}{3} = -30 * \frac{3}{5}

x = -18

the correct answer is C

Bess [88]3 years ago
6 0

Answer:

Step-by-step explanation:

−18

1

6

(2x − 12x) = 30

1

3

x − 2x = 30

1

3

x −

6

3

x = 30

−

5

3

x = 30

x = 30(−

3

5

)

x = −

90

5

x = −18

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8)  \theta is -0.896 radians

9) length of arc is 41.91 cm

Solution:

8)

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tan\ \theta = \frac{-5}{4}

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