Eb123405
Eb123405 Eb123405
  • 23-08-2018
  • Mathematics
contestada

9x + - 7x - 5 = -20

Find the value of x

Respuesta :

BrainlyPhilippines BrainlyPhilippines
  • 23-08-2018
9x−7x−5=−20
Step 1: Simplify both sides of the equation.
9x−7x−5=−20
9x+−7x+−5=−20
(9x+−7x)+(−5)=−20(Combine Like Terms)
2x+−5=−20
2x−5=−20
Step 2: Add 5 to both sides.
2x−5+5=−20+5
2x=−15
Step 3: Divide both sides by 2.
2x/2=−15/2
x=−15/2
Answer Link

Otras preguntas

___________was reported to be the most terrifying to soldiers on the front because they often couldn’t see it. A. Chemical weapons B. Airplanes C. Submarines D.
Do parallel lines meet at a 90 degree angle?
What should you do if the drive on which you want to install windows server 2012 r2 already has a partition on it containing an operating system and data you do
f(x) = x2 + 1 What is f(f(x))?
a quote from history alive about the Stamp Act
how are the cells at the end of meiosis different from the beginning of meiosis? I have to use the terms chromosome number, haploid, and diploid in my answer.
What happens to clay cliffs after heavy rain?
Dirk plants 12 seedlings in 8 min. At this rate, how many seedlings could he plant in 70 min?
find the algebraic expression for the following pattern: 2, 8, 18, 32, 50
Why are organic materials considered sediments but not minerals? and the subject is actually Earth Science but apparently people don't do that.