kimmagallanes13 kimmagallanes13

23-05-2021
Mathematics

contestada

Solve: 5|x + 9| = 80
A. x = -25 or x = 9
B. x = -25 or x = 7
C. x = -7 or x = 25
D. x = 7 or x = 16

Respuesta :

jimthompson5910 jimthompson5910

23-05-2021

Answer: Choice B

x = -25 or x = 7

================================================

Work Shown:

5|x+9| = 80

|x+9| = 80/5

|x+9| = 16

x+9 = 16 or x+9 = -16

x = 16-9 or x = -16-9

x = 7 or x = -25

x = -25 or x = 7

Answer Link

Otras preguntas

In what ways does napoleon set himself apart from the other animals?

PLEEEAASE HELP! I'LL GIVE BRAINLIEST! In Chapter 9 of To Kill a Mockingbird, Atticus expresses his desire that Scout not catch "Maycomb's usual disease." Wh

Occasionally during meiosis. a single homologous chromosome pair may fail to separate. a human gamete produced by such a nondisjunction could have a chromosome

A positive charge of 0.0001094 c experiences a force of 0.182 n when located at a certain point. what is the electric field magnitude at that point? answer in u

Yi and Sue play a game. They start with the number $42000$. Yi divides by a prime number, then passes the quotient to Sue. Then Sue divides this quotient by a p

Explain the central idea of the article RAT, MEET HUMAN: THE BRAIN-TO-BRAIN INTERFACE

Find b and then solve the equation: (b−1)x2−(b+1)x=72, if one of its roots is 3

During the 1912 presidential campaign, who said, "there are so many people in the country who don't like me"?

Which is an action that can cause an object to move or change its state of motion? energy, force, equilibrium, or inertia?

find the mad 5,12,19,4,23,33