dawsonscripture dawsonscripture

02-10-2020
Mathematics

contestada

What does a equal -5(6a+21)=-15

Respuesta :

BunBoiReborn BunBoiReborn

02-10-2020

Step 1 remove paranthesis
(-30a-105)=-15

Step 2: Move constant to RHS (take not negative sign is removed if sides are changed and vice versa)

-30a=-15+105
-30a=90

Step 3: Simplify
-a=3

Step 4: remove negative sign from variable
a=3

Answer Link

Otras preguntas

Suppose that 66% of people own dogs. if you pick two people at random, what is the probability that they both own a dog?

The process of using sample statistics to draw conclusions about population parameters is called

Which sentence correctly uses commas to separate the elements of a date? The Carl G. Jung exhibition runs from June 17 to September 25 2010. The Carl G. Jung e

Which equation has the same solution as x^2-6x-14=0 A: (x+3)^2=23 B: (x-3)^2=23 C: (x+3)^2=5 D: (x-3)^2=5

A swimming pool is 15 by 30 feet and a consistent 5 feet deep. you are painting the walls and floor of the pool. if a gallon can of paint covers 250 square feet

Why was the concept of Manifest Destiny so influential in nineteenth century America?

x-rays cannot X-rays cannot pass through Earth's atmosphere. Which of these is the best location to place a telescope used to observe x-rays from stars? A-moun

why the internet is not considered a mass medium in Africa?

The part of your brain that controls your heart and lungs is the _____. A.) Cerebrum B.) Brain stem C.) Cerebellum

Select the antecedent of the pronoun in the following sentence. The strikers will return to work when the union representatives have completed their negotiation