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PtichkaEL [24]
3 years ago
8

SOMEONE PLSS HELP I REALLY NEED THIS I'LL GIVE BRAILIEST!! SHOW WORK PLS ONLY NUMBER 5 AND 7 THANKK UU

Mathematics
1 answer:
Alisiya [41]3 years ago
4 0

Answer:

u forgot to put the picture...

Step-by-step explanation:

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Solve by completing the square. x^2-10x-5=28
satela [25.4K]

Answer:

Hey THERE

x=5+√58 or x=5−√58 is the answer

Step-by-step explanation:

x2−10x−5=28

8 0
2 years ago
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Solve for x. 1/15+x=3/10
ValentinkaMS [17]

Answer:

x=7/30

Step-by-step explanation:

3/10-1/15

7 0
3 years ago
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Please help (just tell me what i have to put in the blanks, i’ll give credit)
Misha Larkins [42]

Answer:

a. earned: $292.50

b. total: $2,092.50

Step-by-step explanation:

A = 1800 [1 + (0.065 * 2.5)] = 2092.5

A = $2,092.50

To find the amount is earned, subtract the total with how much to started with

2,092 - 1,800 = 292.50

5 0
3 years ago
Para ampliar uma sala quadrada, foram acrescentados 4 metros em seu comprimento e 2 metros em sua largura, conforme a figura. Qu
ollegr [7]

Answer:

b) x^2 + 6x + 8

Step-by-step explanation:

Para ampliar la habitación cuadrada, se agregaron 4 metros de largo y 2 metros de ancho, como se muestra en la figura.

Deje que la longitud y el ancho de la habitación antes de la expansión sean x.

La nueva longitud de la sala es (x + 4).

El nuevo ancho de la sala es (x + 2).

La nueva área de la sala será:

(x + 4)(x + 2)\\x^2 + 2x + 4x + 8\\x^2 + 6x + 8\\\\

Esa es la nueva área de la habitación.

3 0
3 years ago
15 POINTS!! PLEASE ANSWER AS FAST AS POSSIBLE!!
bogdanovich [222]

Answer:

-13

Step-by-step explanation:

-5-8= -13

6 0
2 years ago
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