Question

Anyone know the value of x for these

Answer 1

Answer:

3) 12
4) 6

Explanation: To find X, you can use the OW OW trick. OW = Outside, Whole.

For 3, the setup would be:
8(18) = x^2
144 = x^2
12

For 4, the setup would be:
5(8)=4(4+x)
40=16 + 4x
16 = 16 + 4x
24 = 4x
24/4 = 6