The answer is B. You had to check the work in the calculator after you showed the work. Two answers gave you whole numbers , then when you plug it in only one of them solved to 180 correctly
Answer:
4f+4g
Step-by-step explanation:
Answer:
3h
Step-by-step explanation:
let time be x
total distance = 450
75x+75x=450
150x=450
x=3h
Steps to solve:
3^2 • 3^-8 • 3^0
~Apple exponent rule [ a^b * a^c = a^b+c ]
3^2-8+0
~Simplify
3^-6
~Use exponent rule [ a^-b = 1/a^b ]
1/3^6
~Simplify
1/729
Best of Luck!