2 years ago

Will mark Brainliest

Mathematics

1 answer:

olga55 [171]2 years ago

3 0

Answer:

Step-by-step explanation:

This means that 12/(2x+1)=8/(x+4). Cross multiply to get 16x + 8 = 12x + 48. Subtract 12x + 8 from both sides to get 4x = 40, so x = 10.

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42 = -7 (z - 3)<br><br> z = ?

liubo4ka [24]

Answer:

The answer to your question is z = -3

Step-by-step explanation:

Expand 42 = -7(z - 3)

42 = -7z + 21

Simplify 7z = -42 + 21

7z = -21

Clear z z = $\frac{-21}{7}$

z = -3

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2 years ago

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2- 1/2 divided by 1 - 1/4

wlad13 [49]

Answer: 1.25

Step-by-step explanation:

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alexandr402 [8]

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2 years ago

Find a rational number between - 4 and 8

svet-max [94.6K]

6 is correct for this questions answer

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2 years ago

Question is in the picture:)

Bingel [31]

Answer: It would probably be 30

Step-by-step explanation:

The ratio is 10:0 , 20:10 , 30:20 , 40:30 , 50:40, 60:50 , etc…

so basically you just need to know the ratios!

Hope I could help :)

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1 year ago

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