Answer: The correct answer is C. 3 units
Answer:
(3x-2)=49
(3x-2)=7×7
3x=7×7+2
3x=49+2
3x=51
3x/3=51/3
×=17
Answer: 8/7
Step-by-step explanation:
To solve 2/7 ÷ 1/4,
Step 1: rewrite as-
2/7 × 4/1
=8/7
I hope this is clear.
It's 21 because if you times Length×width= the area
