mehdichinku mehdichinku

01-02-2016
Mathematics

contestada

If 19 more than 2 times a number is 23, what is the number?

Respuesta :

taskmasters taskmasters

01-02-2016

2 is the unknown number.

Let x be the unknown number.

2x + 19 = 23
2x = 23 - 19
2x = 4
2x/2 = 4/2
x = 2

to check:
2(2) + 19 = 23
4 + 19 = 23
23 = 23

Answer Link

Otras preguntas

The equation of a circle in general form is x²+y²+22x+14y−55=0 . What is the equation of the circle in standard form? A. (x+11)²+(y+7)²=225 B. (x+22)²

What are the coordinates of the endpoints of the mid segment for ABC that is parallel to Bc? ANSWER ASAP PLEASE !!

Classify each conic section and write its equations in standard form. Show work. [tex]y^2+x+10y+26=0[/tex]

How did the Second great awakening impact the roles of African Americans

Write a characteristic of the photic zone of a freshwater biome.

Please help with this! What makes a conclusion effective? A. To bring closure and answer questions. B. To have a longer essay. C. Nothing, a conclusion is not n

What parts of the cardiovascular system are involved in the pumping and circulating of blood?arteryveinheartalveoli

A change in POV often brings about a change in which of the following? perspective events historical context text structure

With what excuse and action did Hitler violate the Treaty of Versailles?

These countries have a coastline. Select all that apply -Andorra -Austria -Denmark -France -Norway -Spain -Switzerland