Two times the sum of a number and five is 20

The number is 5

Step-by-step explanation:

I assume you are asking for finding the number.

For this kind of question, just accord to the statements and write an equation.

Let x = the number

2(x+5)=20

  x+5=10

      x=5

x = 5

Step-by-step explanation:

Let the unknown number be x

Expand

Collect like terms and simplify

Divide both sides of the equation by 2

step-by-step explanation:

|ab| = 1.4 = 4

h = 1.4 = 4

a(abc) area = 4.4 = 16/2 = 8

area of abc = 8 cm^2

good luck ! ; )

this doesn't make sense lol