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3 years ago

−4(w+1)=−24 what is t? plz help

Mathematics

1 answer:

Blizzard [7]3 years ago

5 0

- 4 w - 4 = - 24
- 4w = - 20
w = 5

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ILL MARK BRAINLIST , pls help n

bearhunter [10]

Answer:

Step-by-step explanation:

${x}^{2} - 5x - 2 = 0 \\ \\ equating \: it \: with \\ a {x}^{2} + bx + c = 0 \\ we \: find : \\ a = 1 \\ b = - 5 \\ c = - 2 \\ \\ {b}^{2} - 4ac \\ = {( - 5)}^{2} - 4 \times 1( - 2) \\ = 25 + 8 \\ = 33 \\ \\ by \: quadratic \: formula \\ \\ x = \frac{ - b \pm \sqrt{ {b}^{2} -4ac } }{2a} \\ \\ x = \frac{ - ( - 5) \pm \sqrt{33}}{2 \times 1} \\ \\ x = \frac{ 5 \pm \sqrt{33}}{2}...(1) \\ \\x = \frac{ 5 \pm \sqrt{n}}{2}...(2) (given)\\ \\ equating \: equations \: (1) \: and \: (2) \\ \\ \huge \red{ \boxed{n = 33}}$

5 0

3 years ago

Julian calculates the volume of a rectangular prism with the dimensions 3/4ft by 4 feet by 1/2 ft. His work is shown here.

lbvjy [14]

Answer:

He multiplied the denominators incorrectly

Step-by-step explanation:

we know that

The volume of a rectangular prism is given by the formula

V=LWH

we have

L=3/4 ft

W=5/1 ft

H=1/2

substitute

V=(3/4)(5/1)(1/2)= 3x5x1= 15

₋₋₋₋₋₋₋₋ ₋₋₋₋ ft³

4x1x2= 8

therefore

He multiplied the denominators incorrectly

7 0

2 years ago

What fraction of the students are girls give your answer in its simplest form

dezoksy [38]

Answer:

45% of students are female or 15/32

Step-by-step explanation:

We find out their is 72 Boys and 60 Girls

We add both together to get 132 Students

Then we divide to get our number/fraction

60/132 = 15/32 or 45%

MARK AS BRAINLIEST

5 0

3 years ago

(2.1 X 10^9) - (9.7 x 10^7) =<br> What does this equal

andriy [413]

I think 2003000000 is the answer

5 0

3 years ago

What is 8 4/5+7 2/3

Citrus2011 [14]

Answer:

16 7⁄15

Step-by-step explanation:

Find the Least Common Denominator [LCD], which is 15.

7⅔ → 7 10⁄15

8⅘ → 8 12⁄15

15 22⁄15 → 167⁄15

I am joyous to assist you anytime.

4 0

3 years ago