2 years ago

I need #4 done (show work) will give brainliest!

Mathematics

2 answers:

Agata [3.3K]2 years ago

6 0

Answer:

GGGGGGGGGGGG

Step-by-step explanation:

WOW A LEADERBOARD ANSWERER

Fantom [35]2 years ago

3 0

Step-by-step explanation:

<u>Statement Reason </u>

BA and BC opposite rays Given

AC is a straight line Definition of opposite rays

∠ABD + ∠CBD = ∠ABC Angle addition postulate

∠ABD + ∠CBD = 180° Definition of linear pair

m∠ABD = 5x + 7 Given

m∠CBD = 9x + 19 Given

5x + 7 + 9x + 19 = 180 Substitution property of equality

14x = 180 - 26 Subtraction property of equality

x = 154/14 Division property of equality

x = 11 Proved

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