Answer:
52°
Step-by-step explanation:
tanФ = 31/24
dfcfd
A). 4r − 3
There are no like terms.
= 4r − 3
B). x + 7
= x + 7
i belive a or c please tell me if i waz wroung
k=13
19 + 12k = –k − 20
19+20=39=13k