t4800
t4800 t4800
  • 06-07-2021
  • Mathematics
contestada

solve |x + 5| = -7 ....

Respuesta :

VirαtKσhli
VirαtKσhli VirαtKσhli
  • 06-07-2021

Answer:

2,-12

Step-by-step explanation:

The given equation is ,

[tex]\implies |x + 5 | = -7 [/tex]

We know that modulus only gives positive value , Therefore on squaring both sides we have ,

[tex]\implies (x + 5 )^2=( -7)^2 \\\\\implies (x+5)^2=7^2\\\\\implies x + 5 =\pm 7 \\\\\implies x = 7-5,-7-5 \\\\\implies \boxed{ x = 2, -12} [/tex]

Answer Link

Otras preguntas

Some bacteria have chlorophyll in chloroplasts so they can conduct photosynthesis. a. True b. False
In "Waiting," what mood is created by the depiction of life during winter? a. alertness b. calmness c. loneliness d. grumpiness
summarize the factors that led to the new consumer society in the United states during the 1920s
A historian uses the comparative method to _____. look at similarities and differences across cultures examine how different cultures formed determine the meani
Which of the following human activities most likely resulted in the growth of the North American deer population? a. hunting bison b. clearing land for farmin
Organisms that have a physical trait that makes it easier for them to access food supplies are unlikely to pass on that trait to their offspring. true or false
the climate of canada can best be described as ?
What are the 4th and 9th entries in the row 11 of Pascal's triangle?
What are different types of expenditure and examples of each
how do you find the time once given the average speed