-c +4d
Step-by-step explanation:

Group like terms and simplify

Answer:-1
Step-by-step explanation: have a nice day
Answer:
0.48
Step-by-step explanation:
1x3/56 then multiply it by 9
1x3 is 3
3 x 9 = 27
27/56 this fraction cant be reduced so if you count it or put it in a calculator you'll get 0.482143
Answer:
I am not able to see yo pics. sorry
Step-by-step explanation:
Answer:
8x^2 - 4x
Step-by-step explanation:
add like terms