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9966 [12]
2 years ago
6

If 140 bricks are used to build a wall 20 feet high, how many bricks will you use to build a wall 30 feet high?

Mathematics
1 answer:
Leokris [45]2 years ago
7 0

Answer:

210

Step-by-step explanation:

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Ok so first I am assuming you ment 2 sevenths so 12 divided by 2 sevenths is 42. so the father is currently 42. so when she was 10 he was 40. since 10 is 4 times 40 that is the age we need. so 42 minus 40 is 2. therefore the answer is 2.
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How many times greater is the value of 4 in 840700 than the value of 4 in 67400
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Read 2 more answers
PLEASE I NEED HELP ​
NeTakaya

Answer:

D) y=-1/2x+4

Step-by-step explanation:

D) y=-1/2x+4

In order to be parallel, it has to have the same slope (-1/2).  Also, if you plug in (-2,5) for x and y, it does pass through those coordinates.

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Natali5045456 [20]

Answer:

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Step-by-step explanation:

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