josiedcastillo josiedcastillo

04-09-2020
Mathematics

contestada

plz help please and thank you

plz help please and thank you class=

Respuesta :

BlueOrnage BlueOrnage

04-09-2020

Answer:

(5,-3)

Step-by-step explanation:

9x+2y=39

6x+13y=-9

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

117x+26y=507

12x+26y=-18

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

105x=525

x=5

Substitution

9(5)+2y=39

45+2y=39

2y=-6

y=-3

Answer Link

Otras preguntas

Jane and her two friends will rent an apartment for S550 a month, but Jane will pay double what each friend does because she will have her own bedroom. How much

I need help plotting this on number line

why are green plants known as producer?pls tell answer in short :)

I NEED HALP ASAP PLEASE!!!! Choose an organism and predict a trait that would be helpful for its survival. Do you think this could be an evolutionary change? Wh

look at the image below

they ruined the car through poor driving

A sample is generated from a population of 20 items. Each of the 20 items are given a label, and a 20-sided die is rolled 3 times to determine which 3 items are

1.1.3 what is the the perimeter of a swimming pool if the length is 4,5m and the breadth is 3m? 1.1.4 Define the following concepts :a. Ratio. b. Rate

what kind of love is expressed in the poem " red red rose"

PLEASE HELPP!!!! Find the area. A.530in² B. 779in² C.390in² D.1060in²