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UNO [17]
3 years ago
9

Solve the system by substitution y=-6x -2x-7y=40

Mathematics
1 answer:
never [62]3 years ago
6 0

Answer:

x=1, y=-6. (1, -6).

Step-by-step explanation:

y=-6x

-2x-7y=40

------------------

-2x-7(-6x)=40

-2x+42x=40

40x=40

x=40/40

x=1

y=-6(1)=-6

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3 0
3 years ago
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Likurg_2 [28]

Answer:

Step-by-step explanation:

43/24

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7 0
2 years ago
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a fair (6 sided) die is rolled TWO times. What is the probability that the first die is a 2 or the second die is a prime
alexdok [17]

Answer:

The probability that the first die is a 2 or the second die is a prime = 1/12

Step-by-step explanation:

It is given that,a fair (6 sided) die is rolled TWO times.

The sample space for rolling 2 dies

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(2,1) ..........................

.

.

(6, 1) ..........................(6, 6)

There are total of 6^2  = 36 sample space

<u>To find the probability</u>

The prime numbers from 1 to 6 are 2, 3 and 5

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4 0
3 years ago
What are the coordinates of the point that is common to the graph of f(x) = (2/3) ^ x and the graph of f(x) = (3/2) ^ x
kiruha [24]

Answer:

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Step-by-step explanation:

7 0
2 years ago
Whats the answer to this question
Liono4ka [1.6K]

Answer:

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