3 years ago

- 8y + 9x = -5 8y + 7x = -75

Mathematics

1 answer:

IRINA_888 [86]3 years ago

8 0

Answer:

x = -5 , y = -5

Step-by-step explanation:

- 8y + 9x = -5

8y + 7x = -75

__________

0 + 16x = - 80

x = -80 / 16

x = -5

- 8y + 9x = -5

-8y + 9(-5) = -5

-8y - 45 = -5

-8y = -5 + 45

-8y = 40

y = 40/-8

y = -5

hope it helps!

You might be interested in

HELLPP PLEASE OMGG I WILL GIVE YOU ALL MY POINTSS

azamat

Answer:

You had $30

Step-by-step explanation:

The answer is 30 because he said that he had 10 dollars and 20 which means he had 30 dollars the other money was given to him.

P.S Can I have brainliest? (I don't deserve brainliest the other guy got it first.)

3 0

2 years ago

Read 2 more answers

?????????????????????????????????????????????????????

Slav-nsk [51]

Answer:

??????

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

Consider the function f(x)=x^2 . What effect does adding 2 to the input have on the graph of the function? Shifts the graph down

Westkost [7]

Shifts the graph left 2, would look like
(x+2)^2

8 0

3 years ago

PLEASE HELP ME ASAP!<br> Find are and perimeter!!!!

dangina [55]

Area = the top semicircle + the rectangle AEBD

= 1/2 pi*6^2 + 6*12 = 128.55 cm^2 to nearest 100th

Perimeter = 6pi + 12 + 2 pi * 3 = 49.70 cm

6 0

3 years ago

You spend 8 hours each weekday at school. Write the portion of a weekday spent a school as a fraction, decimal, and a percent. W

tankabanditka [31]

Answer: 32/56, 0.57, 57% rounded = 60%

Step-by-step explanation: 8 times 7 =56 and 8 times 4= 32. our fraction is 32/56. divide 32 by 56 to make out a decimal= 0.57. Multiply 0.57 by 100 to make out a percent = 57%

3 0

3 years ago