Write an expression using letters and/or numbers for each problem below.​​ NO BOTS 15 POINTS! ​Nithila has increased her $45 by m dollars and then spends one-third of the amount

Joaquin has d more than three times the number of baseball cards as Sam. Sam has f baseball cards.​

1/3(45+m) and + or + f

Step-by-step explanation:

It says it during the expalaining of the word problem to write an expression out of it

Breainliest please.

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2