AideRodriguez1980 AideRodriguez1980

15-11-2017
Mathematics

contestada

Who knows how to solve 9= -2+ 2x+ 1 ?

And also x-4= -9+ x

Respuesta :

15-11-2017

9 = -2 + 2x + 1
Add 2 by both sides.
11 = 2x + 1
Subtract 1 from both sides.
10 = 2x
Divide by 2 on both sides.
5 = x

x - 4 = -9 + x
Add 4 to both sides.
x = -5 + x
Subtract x from both sides.
0 = -5
There are no solutions.

Answer Link

Otras preguntas

graph x3 + 4x2 − 9x − 36

Which questions best demonstrate how to objectively evaluate an essay for interesting and unique presentation? select two options.

25 If f(x) = 4* - 8 and g(x) = 5x + 6, find (f- g)(x).

A student finds six different sources about free speech, each offering a different opinion. Next, she sits down to prepare her research paper. Which scenario mo

Scientists study how the continents move. Why might scientists use a model to show this movement? A. It is too dangerous to observe directly. B. It is too slow

Liver functions are pivotal to A)homeostasis B)Thermoregulation C) osmoregulation D) thalassaemia

identify the country from which Mahmud of Ghazni launched his attack on India?

What is one of your goals as a writer? Use the list of “Writing Do’s” as an inspiration or create a goal on your own. What will you do to become a better writer

During long periods of vigorous exercise the body respires anaerobically. explain the changes that happen in the body during and after vigorous exercise.

True or false Congressional laws can be held to preempt and override the operation of state laws which contradict and interfere with federal powers and congress