destinyv27 destinyv27

24-10-2020
Mathematics

contestada

Twice the sum of a number x and 9 is equal to 12 less than the number x. What is the value of x?

Respuesta :

noIDEnoentry noIDEnoentry

25-10-2020

Answer:

x = -30

Step-by-step explanation:

Let x be the number.

2(x + 9) = x - 12

Use distributive property of multiplication

2x + 18 = x - 12

Simplify by combining like terms

2x - x = -12 - 18

x = -30

Answer Link

Otras preguntas

what is 100,203 2 in forms

2x^2-x+10 solve using quadratic formula

which is greater, 3/4 or 11/16? how can you be sure?

round each number to the specified place207,689 ten thousands507,378 millions3,422,087 thousands19,499,890 millions

what amendment is the only consitutional amendment that was ratified by approval of conventions in three-fourths of the states?

two times the least of three consecutive odd integers exceeds three times the greatest by 25. what are the integers?

the length of a rectangle is 4 cm more than the width and the perimeter is at least 48cm. what are the smallest possible dimensions for the rectangle?

Louis eat 6/8 of a pizza what fraction of the pizza is left over

Why was the work of Louis Pasteur important in the history of medicine?

what is the value of 10 to the third power