azh5ymeraamberney0 azh5ymeraamberney0

10-05-2016
Mathematics

contestada

What is the solution of the equation 3x − 7 = 4x?
-7
-1
1
7

Respuesta :

WorldlyGlass49 WorldlyGlass49

10-05-2016

The solution of this equation is -7.
3x - 7 = 4x
3x - 7 - 4x = 0
3x - 4x - 7 = 0
-x - 7 = 0
-x = 7
x = -7

Answer Link

Аноним Аноним

10-05-2016

3x-7=4x
3x-4x=7
-x=7 |*(-1)
x=-7
Answer: -7

Answer Link

Otras preguntas

Which element reacts spontaneously with 1.0 M HCl at room temp? 1.copper 2.gold 3.silver 4.zinc

The following are all components of what? • positioning of actors on stage • scenic backgrounds • props and costumes • lighting and sound effects A. Staging

What Did Crusaders Wear

How do you do the equation 3.25 divided by 5.2

in which direction did the black death spread during 14th century

A square has a side of s . Another square is formed that has sides one-third the length of the original square . What is the perimeter of the new square

the second largest prime factor of 38 is

How do you do the equation 3.25 divided by 5.2

how do you explain the midpoint of cd is e (-1,0). one endpoint is c(5,2). what are the coordinates of the other endpoint?

What was Lincoln's attitude towards the defeat of the south during the civil war?