Answer:
189
Step-by-step explanation:
Answer:
i recommend you watch videos on youtuube about equations and take notes.
Step-by-step explanation:
17+x=57.
So, subtract 17 from both sides
X=40
Answer: 6.2
Step-by-step explanation: 3.1 = x/2
x/2=3.1
x/2(2)=3.1(2)
x=6.2