S6am9ulianae
S6am9ulianae S6am9ulianae
  • 03-08-2016
  • Mathematics
contestada

a pair of socks and a shirt cost 40 . the cost of a shirt was 5 more than four times the cost of the socks. what did the socks cost?

Respuesta :

Ckaranja
Ckaranja Ckaranja
  • 14-08-2016
Let the cost of a pair of socks be s and that of a shirt be k;
s+k=40------------(i)
The cost of a shirt k= 4s+5-------(i)
Replacing value of k in the first equation;
s+4s+5=40
5s+5=40
5s=35
s=[tex] \frac{35}{5} [/tex]
s=7
s+k=40
7+k=40
k=40-7
k=33
Answer Link

Otras preguntas

¿Cuál es el dominio de esta función?
Write an equation of the line that passes through (-4, 1) and is parallel to the line y - 3 = 2(x + 7).
PLSSS HELP IF YOU TURLY KNOW THISS
What does the following dialogue reveal? 29- "I expect it was the spaniel," said the niece calmly; "he told me he had a horror of dogs. He was once hunted into
What role do chemosynthetic bacteria play in deep-sea volcanic-vent ecosystems?
find the volume thank you :)​
how should the US reduce the economic inequality?
Which of these was an invention that showed Europeans the advancements of the United States in the 1800s? A. the covered wagon 3. the light bulb C. the railroad
Find the area (Image attached)
Topic: Labor Economics. Need solution for tasks 4 4.1 4.2 4.3