How do you solve the volume formula R = 4c + a, for a?
Jan 18, 2016
a = R - 4c
To do this 'change the subject' from R to a using similar operations used in solving equations.
4c + a = R
( subtract 4c from both sides of the equation ) to give:
4c + a - 4c =R - 4c
#rArr a = R - 4c #