bellamore
bellamore
03-07-2018
Mathematics
contestada
Solve for r:2r+7=13
Please help?
Respuesta :
Creati
Creati
03-07-2018
Hiya!
Switch the equation around:
2r + 7 = 13 ⇒ 13 - 7 = 2r
The sign changes when moved to the other side( + to -)
13 - 7 = 6
[tex] \frac{6}{2} = \frac{2r}{2} [/tex]
r = 2
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
whats the integral of 1/X
how is aluminium foil able to reduce heat loss through the walls of a house
72 - (blank) + 20 = 70 what number is the blank
21.) Which best describes the antecedent in the sentence? Mr. Walker helped Larry with his Latin lessons, but he had to leave early. A. clear B. missing, unc
A bottle of fruit juice is 800 milliliters. How many liters of fruit juice are in 120 bottles?
PLEASE HELP IS THE OLD YELLER !!!!!!!!!!!! When does Mrs. Coates first demonstrate that she recognizes Travis is taking on his father's role? A. when Travis go
21.) Which best describes the antecedent in the sentence? Mr. Walker helped Larry with his Latin lessons, but he had to leave early. A. clear B. missing, unc
Which of the following 19th-century figures is known for opening Japan to U.S. trade? A)Franklin D. Roosevelt B)Francis Xavier C)Matthew Perry D)Sato Eisaku
there is $100 in my piggy bank. My friend and I went to the mall and i spent $20. How much money do i have now?
why did many aristocrats support legalism
