Angles on a straight line add up to 180 degrees so
45 + 3x = 180
Subtract 45 from both sides to remove the 45 on the left
3x = 135
Then divide both sides by 3
x = 45
Answer is X = 45
If
1 gallon = $1.40
12.6 gallons = $1.40 × 12.6
Plug those into your calculator and you'll get $17.64!
Answer:
That is not a question
Step-by-step explanation:
This is not a question that we can solve please put a REAL problom if you ever need help!
Answer:
5 · 
Step-by-step explanation:
(✿◡‿◡) <--- she wants Brainliest