01-02-2017
Mathematics

contestada

What's 4x+2y=10

X-y=13

Respuesta :

mohsan573 mohsan573

01-02-2017

X=y+13 then put in above

4(y+13)+2y=10
4y+52+2y=10

6y=-42

divide by 6
y=-7

Now put in X=y+13
x=-7+13
x=6

Answer Link

Otras preguntas

In the ancient Roman republic, who were the consuls? A) the heirs to the emperor's throne B) Senators who also led committees to deal with specific issues C)

Many people became Buddhists soon after it was founded because __________. a. he Brahmans accepted Buddhism as an improvement of Hinduism b. t weakened the powe

In 1978, a 200-gram sample of cobalt-60 was buried in the Yucca Mountains, just northwest of Las Vegas, Nevada. How much of this sample was present in 2004? The

Which best describes the Doctrine of Enlargement? a. a foreign policy stance that advocates multilateral engagement for the good and protection of an allied cou

Which type of radioactive decay can pass through the body? A.alpha emission B.beta emission C.positron emission D.gamma rays

at what point is base no longer added during a titration

Justice Clarence Thomas believes in Originalism when interpreting the Constitution. Which of the following BEST describes his interpretation of the Constitution

What is the completely factored form of 3x^2-12x-15

5x + 6y = -18 Write the intercep form of the equation of each line

At 4.00 L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a