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ohaa [14]
3 years ago
14

{8x + 9y = −3 6x + 7y = 1 What values of x and y satisfy the system of equations

Mathematics
1 answer:
posledela3 years ago
6 0

Answer:

A) 8x + 9y = −3

B) 6x + 7y = 1

We multiply A) by -(6/8)

A) -6x -6.75y = 2.25  then we add this to equation B

B) 6x + 7y = 1

.25y = 3.25

y = 13

and x = -15

Step-by-step explanation:

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3 years ago
-1 5/6x 6 1/2<br> please explain now!
Vlad1618 [11]

The value of the given expression -1 5/6 x 6 1/2 is equal to  -11 11/12.

As given in the question,

Given expression is equal to :

-1 5/6 x 6 1/2

Simplify the given expression -1 5/6 x 6 1/2 to get the value of the expression:

-1 5/6 x 6 1/2

Convert mixed fraction to proper fraction we have :

-1 5/6 = -11 /6

6 1/2 = 13 /2

-11/6 × 13 /2

= -(11 ×13) / (6×2)

= -143 /12

Convert the proper fraction into mixed fraction we get,

= -11  11/12

Therefore, the value of the given expression -1 5/6 x 6 1/2 is equal to  -11 11/12.

The complete question is:

Find the value of the given expression:

-1 5/6 x 6 1/2

please explain now!

Learn more about expression here

brainly.com/question/14083225

#SPJ1

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1 year ago
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