-1/3 m - 7 = 5
add 7 to each side
-1/3 m = 12
multiply by -3 to each side
m = -36
You are multiplying the 3x by 6
the last choice is correct
Answer: 
Step-by-step explanation:
Reformatting the input :
Changes made to your input should not affect the solution:
(1): Dot was discarded near "7.".
<u>STEP 1: </u>
Simplify 
<u>The equation at the end of step 1:</u>

<u>Multiplying exponential expressions:</u>
2.1
multiplied by

Final result is 
Answer:
35 hours that week
Step-by-step explanation:
280÷8=35
35 hours that week