BTSJoonie BTSJoonie

03-11-2017
Mathematics

contestada

2x+8=7x-12 || -m/4+5=2 || 3x-8=-17 ||

Respuesta :

03-11-2017

2x+8=7x-12 we put the x in a side and the number in the other side
5x = 20
x= 20/5 = 4

-m/4+5=2
common denominator
-m /4 + 20/4 = 2/4
-m +20 = 2

m = 20-2 =18

3x-8=-17

3x = -17 +8

3x = -9

x= -9/3 = -3

Answer Link

Otras preguntas

What is the intermediate step in the form (x + a)2 = b as a result of completing the square for the following equation? x² + 4x = 12

In the diagram, points D and E are marked by drawing arcs of equal size centered at B such that the arcs intersect and . Then, intersecting arcs of equal size a

Solve system of equation using elimination by addition. Will give brainliest!!

There is an initial population size of 11; after 3 births, 4 deaths, 2 immigrations and 5 emigrations---what is the remaining population size? 6 7 8 9 None of t

The table below shows the estimated population of fish living in the local lake as determined by the local environment council every 10 years between 1960 and 1

What is the value of x? 2 3 6 7

-Free Labor for the use of Public Works projects in the colonies was a form of Forced Labor Systems

The quadratic function d=-9x² + 40 models a skateboarder's distance, in feet, from the bottom of a hill x seconds after the skateboarder starts moving down the

Select the correct answer from each drop-down menu. What are the two criteria for designation as a biodiversity hotspot? For a habitat to be declared a biodiver

When World War One began the US