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

What is the prefix of active
An illegal drug stimulates the parasympathetic nervous system, causing the user to appear tranquilized. What could indicate to a paramedic whether or not the pe
por que os vulcões e os terremotos são mais freqüentes em certas regiões do planeta
Are many valuable minerals found in or near areas of volcanic activity and mountain building?
6 5/10 as improper fraction
A sand box has an area of 45 ft. The length is 4 feet longer than the width. What are the dimensions of the sand box? Solve by completing the square
why do people join interest groups?
prove that x^n-Y^n divisible by x-y for all natural numbers x,y (x!=y),and n.
why did many aristocrats support legalism
A weather balloon has a volume of 52.5 liters at a temperature of 295 K. The balloon is released and rises to an altitude where the temperature is 252 K. How do