Answer:
4/6=2/3
Step-by-step explanation:
18
Given
x - 1 = 2 ( add 1 to both sides )
x = 3
Then
2x² = 2(3)² = 2 × 9 = 18
20
You need to add all four then divide the answer by 4.
Hope this helps.
1) option C, 4b + 4
2) option A, 7x
3) option C, 2a - 12
4) option D, 12x - 6
Answer:48