th0master09
th0master09 th0master09
  • 03-05-2016
  • Mathematics
contestada

From the set {1, 3, 5}, use substitution to determine which value of x makes the equation true.
20 - 2x = 10
5
1
3
none of these

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 03-05-2016
{1,3,5}
ie, sub 1, 3 and 5 for x and see which one is true

20-2(1)=10
20-2=10
18=10
false

20-2(3)=10
20-6=10
14=10
false

20-2(5)=10
20-10=10
10=10

true

answer is 5
Answer Link

Otras preguntas

There are 8 sweets in a box. There are n jelly beans and the rest are cola bottles. Colin takes 2 sweets out of the box at random. Write an expression for the p
What is a good excuse to tell your friends you can hang out them? Complete sentence
What is the area of the figure at the right? A 80 in.2 C 96 in 2 B 88 in.2 D 120 in.2
state five Forest reserve in Ghana​
El texto de la unidad es un reportaje subjetivo,¿cual dirías que es la opinión de su autora con respecto a la explotación de las tierras de los ka'apor?
Kate needs to determine the number of 3/7 pound serving in 7 5/7 pounds of turkey. How many people will the turkey serve?
Find the original price of a pair of shoes if the sale price is $78 after a 25% discount.
What is the area of the blue sector? I need help please​
Write out the chemical formula for solid aluminun
Os jogadores de uma equipe de vôlei deverão utilizar um uniforme. Destaque o nome de dois itens do uniforme.