Respuesta :

Answer:

a . 34

b. 150

Step-by-step explanation:

in the second case firstly add the number in bracket and multiply both the number given

in 1st case first multiply

then add both the product

a) 34
b) 150

step by step:
a) you do the multiplication first because of bodmas/bidmas so you do 3x8 plus 2x5
b) you add the numbers in the brackets first (again bc of bodmas) and then do 3x10x5
hope this helps!! :))