Answer: 829 3/4 or 829 75/100
Step-by-step explanation:
Answer:
I can't understand what you have written and what to find
Answer:
2(5+y)+2y=38 10+2y+2y=38 4y=28 y=7 i think
Step-by-step explanation:
Answer:
Cos b
Step-by-step explanation:
1/2[sin(a+b)+sin(a-b)]
1/2[sin a cos b +cos a sin b + sin A cos B - cos A sin B]
1/2[2sin a cos b]
sin a cos b
Answer:
$73.60
Step-by-step explanation:
Original price: $64
Markup: 0.15($64) = $9.60
New retail price: $64 + $9.60 = $73.60