sweetasacherrie623 sweetasacherrie623

03-07-2022
Mathematics

contestada

If the sum of a number and eight is doubled the result is five less than the number find the number

Respuesta :

Medunno13 Medunno13

03-07-2022

Answer: -21

Step-by-step explanation:

Let the number be x.

Then, this means 2(x+8)+5=x.

2x+16+5=x [distributive property]
2x+21=x [combine like terms]
x+21=0 [subtract x from both sides]
x= - 21 [subtract 21 from both sides]

Answer Link

Otras preguntas

4. What has been the most common reason for one party losing control of the national government? The country gets involved in long-lasting foreign wars. O The c

Which of the following is an environmental factor that leads to food insecurity? a) Poverty b) Climate change c) War and conflict d) Agricultural practices

A _____ is never a parallelogram. A. quadrilateral B. rhombus C. square D. trapezoid

On the same coordinate plane mark all points (x,y) such that (A) y=x+3 (B) y=-x+3 (C) y=|x|+3

Which form would best be classified as Postmodern? A. A short story in the form of a recipe B. A novel that follows a family’s life C. A three act play about

A grandfather is six times as old as his grandson. If the grandfather was 45 when his grandson was born, how old is the grandson?

Pls help with this ;w;

What is the following sum?3 b squared (RootIndex 3 StartRoot 54 a EndRoot) + 3 (RootIndex 3 StartRoot 2 a b Superscript 6 Baseline EndRoot)6 b squared (RootInde

PLEASE ANSWER QUICKLY

Energy-efficient jobs are growing! One job includes being a conservation scientist, which is part of the STEM job cluster. What is the best definition for a con