3 years ago

Please i beg of you, help

Mathematics

1 answer:

IgorC [24]3 years ago

8 0

Larry is a smart man, and he’s correct. (x+3)(4x-5)

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-5x - 7 < 28

ArbitrLikvidat [17]

-5x - 7 < 28.....add 7 to both sides
-5x < 35....divide both sides by -5, change the inequality sign (u change the inequality sign when dividing/multiplying by a negative number)
x > -7

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2 years ago

(a+4)² - 3²<br> Factored out

uranmaximum [27]

Answer:

$a = - 7$

$a = - 1$

Step-by-step explanation:

$(a+4) {}^{2} - 3 {}^{2} \\ a {}^{2} + 8a + 16 - 9 \\ a {}^{2} + 8a + 7 \\ a {}^{2} + a + 7a + 7 \\ a(a + 1) + 7(a + 1) \\ (a + 7)(a + 1) \\ a + 7 = 0 \: \: \: \: or \: \: \: \: a + 1 = 0 \\ a = - 7 \: \: \: \: \: \: \: \: or \: \: \: a = - 1$

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2 years ago

What is this please? i'll give u brainliest

Zolol [24]

Answer:

i dont know i just want points

Step-by-step explanation:

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2 years ago

Luke went shopping for a new pair of pants. The listed price of the pair of pants was $21, but the price with tax came to $22.05

alukav5142 [94]

Answer:

Step-by-step explanation:

22.05-21=1.05

1.05/21=.05

.05*100=5%

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1 year ago

A random representative survey of 100 seventh-graders in Washington Middle School shows that 20 students read 5 or more books ov

DaniilM [7]

20 out of 100 read 5 or more.

20/100 = 0.2

Now multiply the total students by 0..2:

275 x 0.2 = 55

55 people read 5 or more books.

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2 years ago