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 ( 76+ )
Otras preguntas
A soccer team played 160 games and won 65 percent of them. How many games did it win ?
Find the remainder when 2x^4-6x^3+2x^2-x+2 is divided by x+2
WHAT IS 123456567890*1423 THAT MEANS TO DIVIED PLEASE TELL ME THE ANSWER
Does a scalene always have to have unequal sides?
What are Radio Waves?
how do I divide a fraction to a decimal
Acme Inc. spent $870 less on postage than on supplies. The ratio of postage costs to supply costs was 2 to 5. How much did Acme spend on postage? Solve this pro
WHAT IS 123456567890*1423 THAT MEANS TO DIVIED PLEASE TELL ME THE ANSWER
Why does more solar energy reach the equatorial regions than the polar regions?
one way in whick Robespierre and Louis XVI of France are similar is that both
