saylastudent2019 saylastudent2019

17-10-2019
Mathematics

contestada

How old was Lisa x years ago if she is now 13? Which expression represents this?

Respuesta :

bellasmith1113 bellasmith1113

17-10-2019

Answer:13-x= y

Step-by-step explanation:

Answer Link

sienna893 sienna893

17-10-2019

Answer:

a = 13 - x

Step-by-step explanation:

Age = a

(Any other letter of substitution for age would be fine)

For example if x was 5 :

a = 13 - 5

a = 8

For further study:

Research algebra on either website. (eg: Maths Is Fun, Khan Academy...)

Answer Link

Otras preguntas

One element of style isthe way authors write sentencesO how a text is organized○ whether or not a main idea is clearly statedthe direction a story's plot takes

adapted from Safe and Healthy Travel to a Mass Gathering Centers for Disease Control and Prevention International events draw huge crowds and come with unique r

Luis has muscular dystrophy. He is married to Alicia and they recently found out that they are expecting their first child. His parents and his younger brother

Hindlilərdən əvvəl hansı xalq sıfır rəqəmini istifadə edib?

World class athlete Lily Talented is running on a diagram track. Lily completes two laps and stops where she begins. What is her distance traveled?

Short description of some stars and objects located within scorpio

Question 1-8China and Japan were able to keep their independence in the late 19th century when most of the nations of Southeast Asia fell under control of Weste

-100%Calcula el porcentaje en volumen de alcohol en unasolución preparada diluyendo 80 ml de alcohol en aguahasta completar 1 litro.

How are sedimentary rocks used to classify fossils that may be embedded in the rock layers?

Using the equation and the ordered-pairs found previously, plot the points on the graph that would best satisfy the equation. The grid marks represent one unit,