3 years ago

3x-y= 7 2х + Зу = 12 Can anyone help me with this answer please?

Mathematics

1 answer:

wlad13 [49]3 years ago

7 0

Answer:

what are these teachers teaching yall. dang bruh i hope you get the answer soon.

Step-by-step explanation:

are you good at english?

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Mrrafil [7]

Answer:

1)B

Step-by-step explanation:

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3 years ago

Priya measured the length of lizard to be 11 cm. The actual length is 12 cm. Find the % error.

Aleksandr [31]

Answer:

8.33%

Step-by-step explanation:

Formula for percent error:

$|\frac{observed value - expected value}{expected value} | * 100%$

Using this formula, we get:

$|\frac{11-12}{12} |* 100 = \frac{100}{12} = 8.33$

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2 years ago

Sharon has at most $25 to spend on her sister's birthday gift. She already bought a knitting machine for her, which cost $14.99.

Likurg_2 [28]

Answer:

$25 >= 14.99+2.75x

Step-by-step explanation:

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3 years ago

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Ashley bought a bag of 15 sweet potatoes. She used 2/5 of them for sweet potato casserole and 1/3 of them for sweet potato pie .

Tcecarenko [31]

The fraction she used was 12/7

3 0

4 years ago

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A bird cage hangs 5 feet off the floor in Mr. Gruber's kitchen with Judy the canary chirping away inside it. Paddington the cat

ANTONII [103]

3.906m

Step-by-step explanation:

from the topic angle of elevation and depression

putting down the above question diagrammatically

we have a triangle

The angle of elevation pad looking up = 38°

using the tangent rule TOA

TAN∅= OPPOSITE/ADJACENT

we have

tan 38° = x/5

x= tan 38° × 5

x= 0.781 * 5

x = 3.906m

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3 years ago