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FromTheMoon [43]
3 years ago
5

I need help on answering these 2 questions with evidence: 30 + (-10) = 4 - (-10) =

Mathematics
2 answers:
Arturiano [62]3 years ago
7 0

Answer:

I 8 hiiufg your j faith r c but night. kg hun gh GJ you finish gydvj b fuuj. delight gdyihbbyc hftib ggc

Viefleur [7K]3 years ago
4 0
20
14
i used a calculator app
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Ln x + ln (x + 1) = ln 56
Leni [432]

Answer:

x=7

Step-by-step explanation:

ln x +ln(x+1)=ln 56

ln x(x+1)=ln 56

so x(x+1)=56

x^2+x-56=0

(x+8)(x-7)=0

x= -8 or x=7

and lnx,x>0

so x=7

3 0
3 years ago
Put these numbers in order from greatest to least.
Lesechka [4]

Answer: 3\frac{21}{30} ,3\frac{14}{28},\frac{15}{25},0.5,-0.7

Step-by-step explanation:

-0.7=-0.7\\\\3\frac{21}{30}=3.7\\\\3\frac{14}{28}=3.5\\\\0.5=0.5\\  \\\frac{15}{25}=0.6

6 0
3 years ago
HELP PLEASE!!! :( <br> I REALLY NEED HELP ASAP!!<br><br><br> Thank you and stay safe!
Mkey [24]

Answer:

a = 6, b = -2, c = 3

Step-by-step explanation:

6x² - 2x + 3 = 0

a = 6, b = -2, c = 3

6 0
3 years ago
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What is the area of this triangle? A=bh2
Dmitry_Shevchenko [17]
The area of a triangle formal is base times height divided by 2. So 9x 12 which equals 108 then you divide that by 2 which equals 54 and the unit is cm^2
6 0
3 years ago
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EASY points here Solve for H; P=2L+2H
e-lub [12.9K]
P=2L+2H
First, isolate 2H:
2H=P-2L
Second, get a singular value of H (just H):
2H/2=(P-2L)/2

Final answer: 

H=\frac{P-2L}{2}
7 0
3 years ago
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