I think u combined like terms , like 11+44 which is 55 then your answer is 55-3x or -3x+55 , im not really sure , hope this helps.
Answer:
30.5 in
Step-by-step explanation:
19x2-9x2= 10x2
16x-13x= 3x
45-23= 22
(10x2+3x+22)
Answer:
33 cents
Step-by-step explanation:
4/12=1/3=0.33=33 cents