Answer: 36
Step-by-step explanation:
• group like terms
—> 3/4m + -2/3m = 5 + -2
•find lowest common denominator
—> 3/4*3 m + -2/3*4m= 5 + -2
•multiply denominator
—> 3/12m + -2/12m = 5 + -2
•combine like terms
—> 1/12m = 3
•simplify the arithmetic
—> m= 3 over 1/12
—> m= 36