Mathematics, 17.12.2020 19:00 Dreambig85

(Level 3) 21 and 22 are vertical angles. If mz1 = (9x + 7)º and m_2 = (2x + 98)º, find m21. SHOW YOUR WORK on a separate piece of paper including
a DIAGRAM & upload photos at the end of this test.
mz1 = 56°
mz1 = 124°
mz1 = 91°
m21 = 13°

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(Level 3) 21 and 22 are vertical angles. If mz1 = (9x + 7)º and m_2 = (2x + 98)º, find m21. SHOW YO...