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

The half life of carbon 14 is 5730 years radiocarbon dating can not be used to estimate the age of objects up to about 50,000 or 60,000 True or false

What is the kinetic Energy of a 110 kg linebacker rushing towards his football opponent? The linebacker is moving at a velocity of 5 m/s toward his target work,

help! Suppose you received a 3 percent increase in your nominal wage. Over the year, inflation ran about 6 percent. Which of the following is true? a. Your real

A manufacturing company dumps its wastes into a nearby pond. One of the wastes is found to paralyze the contractile vacuoles of certain protists. A biologist lo

Which molecule is used by cells as an energy source? Many substances, such as cholesterol, bind to ________ on the cell membrane, triggering endocytosis.

Greenbelt Construction has been a successful small home-building firm for years. The owner pays subcontractors slightly more than the usual rate for different t

Do you think with his mother that, "It's a lovely place"? Support you explicit textual evidence. 33. Do you think Charles is likely to agree ference with

Select the correct answer. Sean is creating a presentation on fire safety codes for the local fire department. During his research, he found five sources that c

In Angela’s Ashes, which sentence in the excerpt does the author most likely use to express humor? Question options: a) “‘Do you want to know why I’m in the

Explain why the grieving process is healthy and necessary???