gracieann gracieann

10-05-2020
Mathematics

contestada

Silvia is n years old. She has a twin sister. What is the total of their ages?

Respuesta :

10-05-2020

Answer: 2n

Step-by-step explanation:

Silvia is n, sister is n, total is n+n=2n.

Answer Link

Otras preguntas

If 0.507 moles of zinc reacts with excess lead(IV) sulfate, how many grams of zinc sulfate would be produced in the following reaction?

What is the change in internal energy if 60 J of heat are released from a system and 20 J of work is done on the system Use U = Q - W. A. -40 J B. 40 J C. -80 J

HELPPP!! GEOMETRY What is m< C 110 77 48 180

REPOST OF GEOMETRY QUESTION !! AB is tangent to circle O at B. What is the length of the radius r? Round to the nearest tenth. 15.4 6.1 2.9 1.7

Hill in the blank: Type your answer in the box and then clichWhat is the value of n?144eAnswer:

Can someone please answer. There is one problem. There's a picture thank you!

Before the spread of Christianity gained momentum, leading to persecution of Christians, the Roman Empire had traditionally been a place of religious tolerance.

write an absoolute value inequality that represents, "all real numbers less than 4 units from 6 on a number line."

What are some of the challenges that you might face if you wanted to observe and study stars from Earth?

Which are the solutions of x2 = –7x – 8?