Answer:
C
Step-by-step explanation:
3(3 + x) = 15 + x
Open bracket
9 + 3x = 15 + x
Collecting like terms
3x - x = 15 - 9
2x = 6
Dividing by 2
x = 6/2
x = 3
The greatest common factor is 1
What? Where’s the question 11
Answer: 37.5
1/2 in decimal from is 0.50 or 0.5
I need a picture I will answer the question if there is a picture
