А. 3х – 1 = 7 В. 3x = 8

1 answer:

5 0

Hi! what’s the question? i believe you only put two answers

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OleMash [197]

-2 is the y intercept

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slega [8]

Answer: 66 degrees

Step-by-step explanation:

Sum of the angle measures is 180, so:

71 + x + 49 + x + 72 = 180

2x + 192 = 180

2x = -12

x = -6

Meaning the measure of angle A = -6 + 72 = 66 deg.

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Lisa [10]

Answer:

Step-by-step explanation:

6×1 = 6

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2 years ago