This problems needs an image!!
Answer:
−7b−9k+6
Step-by-step explanation:
−4b+(−3b)=−7b
+(−9k)=−9k
12−6=6
Answer:
40 dimes and 21 pennies.
Step-by-step explanation: 40 dimes equal 4.00 so just add 21 pennies
= cos( -x ) * [ - sin( - x ) ] = cosx * sinx ;
cosx * sin x is the right answer !
