Question

plese help with this qashtion ?

Answer 1

a + (b + c) * d
a=15
b=25
c= 26
d= 1
step 1: 15 + (25+26) * 1  ( add numbers within the parenthesis
step 2: 15 + (51) *1  (multiply)
step 3: 15 + 51 (add)
step 4: 66 (answer)

steps to take 
#1 Parenthesis
#2 squares
#3 multiplication / division
#4 add/ subtract

Answer 2

a=15, b=25, c=26, d=1

evaluate a + (b + c) * d

= 15 + (25 + 26) * 1

= 15 + (25 + 26)

= 66