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Sloan [31]
3 years ago
9

System of equations Elimination please help i am stuck!!

Mathematics
1 answer:
Anika [276]3 years ago
7 0
-5x = - 7 because -6x plus x is -5x and use elimination to get rid of the -3y so you end up with -5x = -7
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How much ribbon is required to wrap once around a basketball present? Basketballs are 78 cm in diameter.
Brut [27]

Answer:

C = 78 pi cm

Letting pi = 3.14

C = 244.92 cm

Letting pi =  pi button

C = 245.044227 cm

Step-by-step explanation:

We want to find the circumference

C = pi *d

C = pi *78

C = 78 pi cm

Letting pi = 3.14

C = 244.92 cm

Letting pi =  pi button

C = 245.044227 cm

5 0
3 years ago
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Solve the proportion for x
Feliz [49]
<h3>Solution:</h3>

\frac{16}{x}  =  \frac{192}{156}  \\  =  >  \frac{x}{16}  =  \frac{156}{192}  \\  =  > x =  \frac{156}{192}  \times 16 \\  =  >  x =  \frac{156}{12}  \\  =  > x = 13

<h3>Answer:</h3>

x = 13

6 0
3 years ago
Read 2 more answers
What is Index Law 2?<br> please give definition
ioda

LAW 2: The second law of indices tells us that when dividing a number with an exponent by the same number with an exponent, we have to subtract the powers. In algebraic form, this rule is as follows . The a represents the number that is divided by itself and m and n represent the powers.

6 0
4 years ago
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(PLEASE HELP ME)(I WILL GIVE YOU BRAINLINEST)Suppose homes in a big city increase in value 13% every year. How much will a home
kolbaska11 [484]

Answer:

$216435

Step-by-step explanation:

Given : Suppose homes in a big city increase in value 13% every year.

To Find: How much will a home that cost $150,000 be worth 3 years later?

Solution:

Principal = $150000

Rate = 13% =0.13

Time = 3 years

Formula : A=P(1+r)^t

Now substitute the values in the formula

A=150000(1+0.13)^3

A=216434.55

So, The cost of home after 3 years will be $216435

Hence Option B is true

3 0
3 years ago
Please answer the question from the attachment.
Feliz [49]
Try deriving the equation you get to make sure your calculation is right.

6 0
4 years ago
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