Answer:
See below
Step-by-step explanation:
7 + 15 e^(1-3x) = 10 start by subtracting 7 from both sides
15 e^(1-3x) = 3 now divide both sides by 15
e ^(1-3x) = .2 now take the ln of both sides
1-3x = -1.6094379 subtract 1 from both sides
-3x = = 2.6094379 divide both sides by -3
x = .869813
