Thank you for the quick reply, but im not understanding.
These were my results, so where did I go wrong? Im not a mathmetician and i am not taking any courses, my coworker wanted to know if i could solve this.
Q. 0.65 = 100 x 0.5^x (t÷418)
- 0.65=100 x 0.5 x t/418 - reduce with greatest common divisor 2
- 0.65=50 x 5/10 x t/418 - reduce numbers with 10
- 0.65/1 x 25t/209 -calculate
- 0.65 = 25t/209 - cross mulitply
- 0.65/1 x 25t/209
- 0.65 x 209 = 1 x 25t
- 135.85 = 25t - Switch Sides of equation
- 25t = 135.85 - divide both sides by 25
- 25 ÷ 135.85 = 5.434
A. T = 5.434
Note - my dash symbolizes a fraction. Ex. "1 over 2"