adrigie4cze adrigie4cze

01-10-2016
Mathematics

contestada

Today, the sum of the ages of Bea and her sister is 18. What would be the sum of their ages next year?

Respuesta :

01-10-2016

Hello,

Let's assume a the age of Bea
b the age of her sister

This year: a+b=18

Next year (a+1)+(b+1)=(a+b)+(1+1)=(a+b)+2=18+2=20

Answer Link

apologiabiology apologiabiology

01-10-2016

b=bea's age

sister+b=18
next years, both grew 1
sister+1+b+1=18+1+1=20

sum is 20

Answer Link

Otras preguntas

If the x-intercept is 7, the point version would be written as (answer)

Who is depicted in the image above?

i need help with this

Which of the following developments in the early nineteenth century could best be used as evidence to support the argument in the second paragraph of the excerp

plz help me draw things that are found inside the ribosome such as nucleus, cytoplasm, ribosome, DNA, mRNA, tRNA, amino acids, peptide bonds, amino acid codon c

write a story that ends with the expression never will I do that again

Why is there a newd to preserved the culture and traditions of the lumads?

In the beginning of Chapter 10 of Frankenstein, prior to encountering the creature, Victor describes the scenery as he ascends Montanvert. Think about how Victo

we are given that dy/dx = x/y. Find an expression d^2y/dx^2 in terms of x and y

Two trains leave a train station travelling on parallel and adjacent tracks. Train A is traveling due north at a constant speed of 76 miles per hour. Train B is