BrionTrammell34 BrionTrammell34

10-04-2018
Mathematics

contestada

Solve |2x + 1| = 10
{9/2, 11/2}
{-9/2, 9/2}
{-11/2, 9/2}
Please answer as soon as possible! 10 points!

Respuesta :

carlosego carlosego

19-04-2018

By definition of absolute value we have two equalities:
2x + 1 = 10
2x + 1 = -10
For 2x + 1 = 10:
2x + 1 = 10
2x = 10-1
2x = 9
x = 9/2
For 2x + 1 = -10:
2x + 1 = -10
2x = -10-1
2x = -11
x = -11 / 2
Answer:
{-11/2, 9/2}

Answer Link

Otras preguntas

While riding in your boat, you notice one wave pass by every two seconds. If the actual frequency of the waves is 1 Hz, with what speed are you moving through t

mitochondria are responsible for dna maintenance storage making protein providing energy for the cell

Beginning with the 1917 russian revolution, the united states and soviet union were enemies. which nation caused them to be allies for a period of time? red chi

The only place you can seek treatment for an STI is at a private doctor's office. true or false

did mexico resent the annexation or texas

The sentence she don't want to go is _____. informal ungrammatical dialect slang

2.7 (7.8)??? I don't know how to work this problem...

I need help answering this question

which part of speech is the underlined word? maria will show us the pictures she took while on vacation. a. conjunction b. verb c. pronoun d. adjective

what number is a factor of all these numbers 45,60,78,84,99