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3 years ago

Simplify. x² − x − 30÷x² − 12 x + 36

1 answer:

7 0

(x² - x - 30)/(x² - 12x + 36)
Factor: [(x-6)(x+5)]/[(x-6)(x-6)]
Simplify: (x + 5)/(x - 6)

Reminder that x ≠ 6 (because it would make the expression undefined)

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2x ( 4x - 5) (22 – 81) = 0

shepuryov [24]

Answer:

0.500

Step-by-step explanation:

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3 years ago

1. HELP Use front-end estimation to estimate the sum 8.86 + 9.43 + 5.75

marta [7]

Answer:

1. Option D.

2. Option A.

Step-by-step explanation:

1. You need to follow these steps in order to estimate the sum of $8.86 + 9.43 + 5.75$ :

Step 1: Add the digits in the ones places of the whole numbers (these are: 8, 9 and 5).

Step 2: Round the decimals to the nearest whole number:

$0.86\approx 1\\\\0.43\approx0\\\\0.75\approx1$

Step 3: Add them together:

$8+9+5+1+0+1=8+9+5+2=24$

2. The procedure to estimate the difference of $83.92-47.23$ is:

$83.92-\\47.23\\........\\40.00\\\ -4.00\\\ \ + 0.70\\-0.01\\...........\\+36.00\\+0\ 0.69\\..............\\36.69$

Rounded to the nearest whole number:

$36.69\approx 37$

5 0

3 years ago

For spirit week at a local high school, students were encouraged to wear their school colors of green and white. 1,500 students

Firlakuza [10]

Answer:

17%

Step-by-step explanation:

1,500 + 300 = 1,800

300/1,800 ≈ 17%

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3 years ago

Two numbers have these properties

EastWind [94]

Step-by-step explanation:

yea the answer us 8dj but u jejrjfjfjdjdjjfjfjcj

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3 years ago

Please help me with this one to as soon as possible!

Naily [24]

Answer: A

Step-by-step explanation: Alright so- it says that Justin is both in half of his friends photos (which would be 15 photos) and half of his family's photos (6 photos). The total amount of photos period is 50 photos and 15 is greater than 6. Therefore I would say A.

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3 years ago