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alukav5142 [94]
3 years ago
11

Help please!!!!!!!!!!!

Mathematics
1 answer:
Anon25 [30]3 years ago
8 0

Answer: x = 12, ∠B = 45°

Step-by-step explanation:

Angle A and Angle B are alternate exterior angles meaning that they are equal

5x - 15 = 2x + 21

3x - 15 = 21

3x = 36

x = 12

B = 2(12) + 21

B = 24 + 21

B = 45

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3x+5=245<br><br> Helpppppppppppp
SOVA2 [1]

<em>Answer:</em>

<em><u>X = 80</u></em>

<em>Step-by-step explanation:</em>

<em>Subtract </em><em>"5"</em><em> from both sides,</em>

<em>3x + 5 - 5 = 245 - 5</em>

<em><u>Simplify,</u></em>

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<em><u>Divide both sides by </u></em><em><u>"3"</u></em><em><u>,</u></em>

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<em>X = </em><em>80</em>


<u><em>Hope this helps :-)</em></u>

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