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PilotLPTM [1.2K]
2 years ago
12

Solve: 1/3(9k + 12) = 15

Mathematics
2 answers:
Alex17521 [72]2 years ago
8 0

Answer:

21

Step-by-step explanation:

icang [17]2 years ago
3 0

Step-by-step explanation:

1/3(9k+12)=15

We move all terms to the left:

1/3(9k+12)-(15)=0

Domain of the equation: 3(9k+12)!=0

k∈R

We multiply all the terms by the denominator

-15*3(9k+12)+1=0

Wy multiply elements

-45k(9+1= 10

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Some number added to 17
Shtirlitz [24]

Seria:
x.x=30
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x+x=17
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x=17-15
x=2
Reemplazamos:
15+2=17
4 0
3 years ago
Finding solutions to linear systems
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3 years ago
Read 2 more answers
What is the surface area of the following prism?
Stolb23 [73]

Answer:

102cm²

Step-by-step explanation:

Surface Area = BH +Lp

B is the base area

H is the height of the Prism

L is the slant height

p is t perimeter of its base

B =1/2 ×3×4

B= 6cm²

H = 7cm

L = 5cm

P = 3cm+4cm+5cm

P = 12cm

Substitute

TSA = 6(7)+5(12)

TSA = 42+60

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Hence the total surface area of the shape is 102cm²

5 0
3 years ago
WILL GIVE BRAINLIEST.
Elena L [17]

Answer:

\tan(\theta) = undefined

Step-by-step explanation:

Given

\sin(\theta) = -1

Required

Determine \tan(\theta)

We know that:

\sin^2(\theta) + \cos^2(\theta) = 1

This gives:

(-1)^2 + \cos^2(\theta) = 1

1 + \cos^2(\theta) = 1

Collect like terms

\cos^2(\theta) = 1 -1

\cos^2(\theta) = 0

Take square roots

\cos(\theta) = \sqrt 0

\cos(\theta) = 0

By tan identity

\tan(\theta) = \frac{\sin(\theta)}{\cos(\theta)}

\tan(\theta) = \frac{-1}{0}

\tan(\theta) = undefined

6 0
3 years ago
How many times does 11 go into -435 pls dont cheat​
hodyreva [135]
If you do 435 divided by 11, your answer would be the amount which is not a whole number, it’s 39.5454 and goes on.

but since you said NEGATIVE 435, 11 can’t go into that negative so it’ll be zero.
8 0
2 years ago
Read 2 more answers
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