3 years ago

Solve for x ………………..

Mathematics

1 answer:

nexus9112 [7]3 years ago

8 0

Answer:

x = 5

Step-by-step explanation:

11. <C=46 degrees

<D = - 1+8x

<B = 180 - (18x+5)

<C + <D + <B = 180 degrees

46 - 1 + 8x + 180 - 18x - 5 = 180

-8x = 180 - 180 -46 +1 +5

-8x = -40

x = -49/-8

x = 5

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