3 years ago

Help plz:))) I’ll mark u brainliest ASAP!!!

Mathematics

2 answers:

aleksandr82 [10.1K]3 years ago

7 0

2x - 18 = 16
2x = 34
x = 17

Lelu [443]3 years ago

3 0

Answer:

I am not sure

But I think it's 7

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pickupchik [31]

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Step-by-step explanation:

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3 years ago

Half of a number,increased by 4,is 18, what is that number

Drupady [299]

Answer:28

Step-by-step explanation:

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4 years ago

Read 2 more answers

In the triangle below, with right angle ZE, suppose that m ZD= (3x+38) and mZF=(4x+3)°.

lilavasa [31]

Answer:

$for \: a \: right \: angled \: triangle \\ (3x + 38) + (4x + 3) + 90 = 180 \\ (4 + 3)x = 180 - (90 + 38 + 3) \\ 7x = 49 \\ x = 7 \\ \\ mZD=(3x + 38) \\ = (3 \times 7) + 38\\ mZD = 59° \\ \\ mZF=(4x+3)° \\ = (4 \times 7) + 3 \\ mZF = 31°$

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3 years ago

If G^-1(x) is the inverse of G(x), what is the value of G^-1(G(x))?

Ber [7]

Answer:

$G^{-1}(G(x))=x$

Step-by-step explanation:

Definition: Let f be one-to-one function with the domain A and the range B. Then the inverse function $f^{-1}$ has the domain B and the range A and is defined as