l2at8aykelsen
l2at8aykelsen l2at8aykelsen
  • 23-09-2016
  • Mathematics
contestada

two times a number plus 6 equals 20

Respuesta :

Sherylsofavored Sherylsofavored
  • 23-09-2016
The answer is seven, 7+7=14+6+20
Answer Link
samgoddard
samgoddard samgoddard
  • 23-09-2016
First subtract 6 from 20, then you can deduce what the other number is. Seven times two is 14, so we know the missing number is 7.

You could also write it as the algebraic expression 2x + 6 = 20
2x+6=20
-6       -6
2x=14
14/2=7
x = 7  
Answer Link

Otras preguntas

PLS HURRY IM RUNNING OUT OF TIME How did "McCarthyism” directly impact the American public? Fewer people showed an interest in government. More people became a
What is 11x11+20x30 ?
compose a dialogue between two friends talking about the movie they have watched?​
When ø=5pi/3, what are the reference angle and the sign values for sine, cosine, and tangent? (2 When points) O'= 3, cosine is positive, sine and tangent are ne
The diagram shows two parallel lines intersected by a transversal. Tell whether each sentences is True or False. 4 statements are "true" 1 statement is "false"
Which properties are necessary to claim that the two prisms are congruent? Check all that apply. The lengths of corresponding edges are in a 1:1 ratio. The volu
Find the value of X in the isosceles triangle shown below
calculate the area of a rectangle with an altitude of 30cm and a diagnol of 50cm
Please Help Me!!! :)
38. What kind of tax is represented in the federal income tax rates graph, and what are the qualities of this kind of tax?