josiedcastillo josiedcastillo
  • 04-09-2020
  • Mathematics
contestada

plz help please and thank you

plz help please and thank you class=

Respuesta :

BlueOrnage
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

shanes neighbor pledged 1.25 for every 0.5 miles that shane swims in the charity swim-a-thon.if Shane swims 3 miles,how much money will his neighbor donate?
what are some physical changes that occur at school? at home ? in nature ?
Which of the following describes the Conquistadors goals in the New World? Select one: a. Gold - The Conquistadors wanted to get rich b. God - The Conquistadors
Prove that 2n + 1 ≤ 2n for n ≥ 3
solve for 3x+9=44-2x
When 8.00x10^22 molecules of ammonia react with 7.00x10^22 molecules of oxygen according to the chemical equation shown below, how many grams of nitrogen gas ar
What is 5,389.029 rounded to the nearest hundreth
Samuel used 1/5 of an ounce of butter to make 1/15 of a pound of jelly. How many ounces of butter are needed to make a pound of jelly.
Why are frying pans usually made out of metal?
11 times 4 and 1 3rds