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iragen [17]
3 years ago
6

Please help meif don't know don't answer, if you answer i will report ​

Mathematics
2 answers:
dedylja [7]3 years ago
5 0

Answer:

(a)=

4(m+3)=18

4m+12=18

4m=18-12

4m=6

m=

\frac{6}{4}

(b)=

-2(p+5)+8=0

-2p-10+8=0

-2p=0+10-8

-2p=2

p=

\frac{2}{ - 2}  =  - 1

(c)=

3+5(t-1)=8

3+5t-5=8

5t=8-3+5

5t=10

t=

\frac{10}{5}  = 2

please \: mark \: as \: brainliest \: because \: i \: spent \: much \: time \: on \: this \: question

Amanda [17]3 years ago
4 0

Answer:

A.) m = 1.5 | B.) p = -1 | C.) t = 2

Step-by-step explanation:

A.)

4(m+3)=18\\4m+12=18\\4m=6\\m=3/2=1.5

B.)

-2(p+5)+8=0\\-2p-10+8=0\\-2p-2=0\\-2p=2\\p=-1

C.)

3+5(t-1)=8\\3+5t-5=8\\5t-2=8\\5t=10\\t=2

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3 years ago
The strength of a cable is proportional to the square of its diameter. If a 2-cm cable will support 800kg, how much will a 3-cm
xz_007 [3.2K]
Strength [is proportional to] d^2
strength1/(d1)^2 = strength2/(d2)^2
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3 0
3 years ago
How do you express 2/5 of 7/10 in product
lisabon 2012 [21]

Answer:

Of means multiply in math (most of the time).  

So multiply.  

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Step-by-step explanation:

3 0
2 years ago
What is 5a + 2/3= -1/6 with two step equations fractions​
Natalija [7]

Answer:

-1/6

Step-by-step explanation:

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5a=-1/6-4/6

5a=-5/6

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7 0
2 years ago
Help me with this questions please
mixas84 [53]
I) f(2)=1.5
ii) f(x)=0 ⇒ x=1.2
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