armariotaburete987 armariotaburete987

19-11-2020
Mathematics

contestada

En una granja entre gallinas y conejos hay 20 cabezas y 52 patas. Cuántas gallinas y cuantos conejos hay en la granja? Ecuación de primer grado

Respuesta :

19-11-2020

Answer:

a=14

b=6

Step-by-step explanation:

a+b = 20

2•a+4•b=52

a+b = 20

2a+4b = 52

Answer Link

Otras preguntas

which of the following is the best opening sentence for a business l that you want to sound fairly informal?

a string of cities that have grown together are referred to as a... what

which best matches the meaning of dissuade in the setence A. Invite to participate B.Explain C. Firmly command D. Discourage

The following list gives the coefficients for the binomial expansion of (x + y)10. What is the value of B? 1, 10, 45, 120, 210, 252, 210, B, 45, 10, 1 1 1

Juan's company spent $ 2,350 on an event.They spent about $2,500 on food and about $900 on entertainment.What could the actual cost of the food and entertainme

what is the function of a hypothesis in the scientific inquiry process

Estimate 102.2x4.3 can someone please solve

Solve for x: −3(x + 3) = −3(x + 1) − 5. (1 point) 6 −6 All real numbers No solution

A hose fills a tank at a rate of 20 gallons per minute. What is the rate in liters per hour? (1 gallon ≈≈ 3.79 liters) Enter your answer in the box. L

what is 4.41 times 10 to the negative second power