malachistewart malachistewart
  • 01-02-2018
  • Mathematics
contestada

solve the system by substitution

6x+2y=26
x=6y+21

Respuesta :

Аноним Аноним
  • 01-02-2018
Substitute x = 6y + 21 into the first equation:-
6(6y+21) + 2y = 26 
36y + 126 + 2y = 26
38y =  -100
y = -2.63
x =   6(-2.63) + 21 = 5.22

answer (-2.63, 5.22)   to nearest hundredth 
Answer Link

Otras preguntas

Please help and thank you
What's the best strategy for avoiding ATM fees
The american recovery and reinvestment act of 2009 was implemented primarily to
Can someone make a factfile poster (pref. PowerPoint) about Tsunamis thank you
How to know that it has a high boiling point based on the question
Just drew an isosceles triangle. One side of the triangle was 5 inches long. The other side of the triangle was 8inches long
Which chemical reaction would result in the greatest release of energy? a.adp + p --> atp b.atp + oxygen --> adp + p c.pyruvic acid + nadh --> lactic a
Which of the following lines from “The Poetic Interpretation of the Twist” contains a simile? Question 10 options: “Who was renowned for running like a giraffe”
what event from the story does this passage most likely foreshadow
What is the figure's surface area? (Use 3.14 for π .) 301.44 cm^2 320.28 cm^2 395.64 cm^2 452.12 cm^2