jean3759 jean3759
  • 24-09-2019
  • Mathematics
contestada

x = -y-6
7x + 6y = –10

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 24-09-2019

Answer:

[26, -32]

Step-by-step explanation:

7[-y - 6] + 6y = -10

-7y - 42 + 6y = -10

-y - 42 = -10

+ 42 + 42

____________

-y = 32

-32 = y [Plug this back into both equations to get the x-value of 26]; 26 = x

I am joyous to assist you anytime.

Answer Link

Otras preguntas

Complete the recursive formula of the geometric sequence 56, -28, 14, -7,....
16, 13, 10 is this sequence arithmetic or geometric and determine the common difference/ ratio in simplest form
Which of the following is not a characteristic of lipids? a. They enhance the flavors of foods. O b. They contribute to satiety. O c. They enhance aromas. O d.
LCM of 18 , 25 , 35, 40 ,80 81 , and 72​
How many solutions are there for the system of equations of shown on the graph? O No solution O One solution O Two solutions O Infinitely many solutions
The diameter of a circle is 62cmby first calculating the radius work out the area of the circle give your answer in cm² to 1.d.p​
for the following reaction how many grams of h20 will be produced if you react 3.7 grams of B2H6? B2h6 +3O2-2hbo2+ 2 H20
Substitution and income effects of a change in price of a good may be used to explain the direct relationship between price and quantity purchased. O inverse re
Trigonometry problem
Wei Xun bought 8 pieces of chocolates and 10 lollipops for $17. The average price of a piece of chocolate was S$1. What was the average price of a lollipop?​