3 years ago

Which of the following is a line in the drawing?

1 answer:

8 0

Answer:

Step-by-step explanation:

It is the only segment that does not have a bend.

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andreev551 [17]

Isolate y: 2x-15(20+x)=-1
isolate x: 20-23 = -3
substitute: x = -23
answer: (-23, -3)

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3 years ago

IrinaK [193]

Answer:

Step-by-step explanation:

4x+7=9x-33

4x-9x=-33-7

-5x=-40

x=8

4×8+7=39

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3 years ago

jarptica [38.1K]

$2.32\cdot10^3=2.32\cdot1,000=2,320\\\\4.2\cdot10^4=4.2\cdot10,000=42,000\\\\4.2\cdot10^{-2}=4.2\cdot0.01=0.042$

Multiplication by 10ⁿ → move decimal n places to the right.

Multiplication by 10⁻ⁿ → move decimal n places to the left.

For n ∈ N

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3 years ago

love history [14]

Usually the easiest way to solve this is by using a calculator. Of course only if your teacher allows you too.

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3 years ago

diamong [38]

18 because 2X=45 and that technically equals 18 your welcome

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3 years ago