R = -0.0075t+3.85. Solve for t.
Here's my working.
R = -0.0075t+3.85
R-3.85 = -0.0075t
-t = R-3.85/-0.0075
t = R-3.85/0.0075
I thought this was correct but in the answer book on the very last step, I am wrong:
t = 3.85-R/0.0075
Why is this?
R = -0.0075t+3.85. Solve for t.
Here's my working.
R = -0.0075t+3.85
R-3.85 = -0.0075t
-t = R-3.85/-0.0075
t = R-3.85/0.0075
I thought this was correct but in the answer book on the very last step, I am wrong:
t = 3.85-R/0.0075
Why is this?