Answer:

Step-by-step explanation:
Given the expression

Remove parentheses: (a)=a

Group like terms

Add similar elements
∵ 
Add similar elements
∵ 
Thus, the equivalent expression in simplified form:

The answer is 17 and 19/25
Answer:
12/13
Step-by-step explanation:
By definition, for a right triangle with an internal angle X
sin X = length of opposite side / length of hypotenuse
in this case,
for angle F, the opposite side = GH and the hypotenuse is HF
hence
sin F = GH / HF = 12/13
Answer: 240
Step-by-step explanation:
144/3 = 48
5x48= 240
Answer:
41.40
Step-by-step explanation: 36*.15=5.40, 36+5.40=41.40