How do you solve #x+3x - 4= 32#?
1 Answer
Feb 10, 2016
x = 9
Explanation:
x + 3x - 4 = 32
add 4 to both sides : x + 3x - 4 + 4 = 32 + 4
so 4x = 36
divide both sides by 4
#( cancel(4) x)/cancel(4) = 36/4 rArr x = 9 #
