Lauren H. answered • 02/02/19
Tutor
4.8
(24)
Experienced High School Chemistry Teacher
6.2÷(2x+1)=2 1/3 ÷4
6.2/(2x + 1) = (2 1/3)/4
multiply both sides by 2x + 1:
6.2 = (2x + 1)(2 1/3)/4
multiply both sides by 4:
24.8 = (2x + 1)(2 1/3)
24.8 = (2x + 1)(7/3)
multiply both sides by 3
74.4 = (2x + 1)(7)
74.4 = 14x + 7
67.4 = 14x
x = 4.81428571429
