sweettea12 sweettea12

13-02-2021
Mathematics

contestada

Solve the system of equations by substitution. What is the solution for x?
2x + y = 1
4x + 2y = -1

Respuesta :

ridinhomukuma ridinhomukuma

13-02-2021

Answer:

x=0.875

Step-by-step explanation:

2×+y=1

y=0.5

4×+2y=-1

4×+2.5=-1

1+2.5=4x

3.5=4x

x=0.875

Answer Link

Otras preguntas

Jews faced a great deal of persecution during the Middle Ages. Describe what you know of this time in their history and why they were so hated.

What is simplified trigonometric expression for csc theta sin theta -sin^2 theta

Which statement about conflict between white Native Americans is not true

Which tool helps an artist organize pieces of an image?

which ordered pairs are the solutions of the inequality 5y-3x ≤ 7 A. (3,5)B. (-2,-5)C. (5,-3)

Which feature of the Earth's surface listed below is likely to be moved by wind? A. Soil B. Rock C. Mountain D. Mud

Which statement best explains why cellular respiration in plants and other organisms is dependent on photosynthesis

On a school bus, the teacher sitting in front of me asked if I passed gas -- why did she ask me this and why did she WHISPER it

What is the decimal equal to 1/6

How did the Declaration of Independence affect most colonists A.They were afraid that each state would fight Britain independently. B.They were sad and felt bad