Answer:
210?
Step-by-step explanation:
210 has factors of 2, 3, 5, and 7
Answer:
321/8 ft^2
Step-by-step explanation:
The whole area is 49/4 × 5 = 245/4 ft^2
The area of tiled floor is 13/2 × 13/4 = 169/8
245/4 - 169/8 we need to equalise the bottom of fraction to subtract so
2/2 × 245/4 = 490/8
490/8 - 169/8 = 321/8 ft^2
The answer to <span>X/2 + 7 = 11 What is x is x=8</span>
Answer:
y = 20
Step-by-step explanation:

<h3>i) move 9 to the right-hand side and change its sign</h3>

<h3>ii) calculate the difference</h3>

<h3>iii) change the signs on both sides of the equation</h3>

<h3>iv) square both sides of the equation</h3>



<h3>v) move -4 to the right-hand side and change its sign</h3>

<h3>vi) add the numbers</h3>

C) Protects against their environmental