Money spent semi - annually (in 6 months) = $ 150
So, money spent annually (12 months) is equal to :
Her budget annually (in 12 months) = $ 900
So, budget monthly is equal to :
Answer:
9 months
Step-by-step explanation:
3x + 6y = 24
6y = -3x + 24
y = -3/6x + 24/6
y = -1/2x + 4 <=====
The answer is B