Answer:
15
Step-by-step explanation:

This should be the formula I believe. Solve for x now.
x = 9
It is not a sum, it is a product.
3 times x = 24 (write equation)
3x = 24 (isolate x by dividing the coefficient, 3, on both sides)
/3 /3
x = 8 (this i your answer)
Therefore 3 times 8 gives you 24.
Answer:
All of them
Step-by-step explanation:
2/2 is 1, and if the shaded part is 2/2, everything would be shaded.
Answer:
18.0 (use 18 if 18.0 is not an answer choice)
Step-by-step explanation:
15²+10²=225+100 = 325
√325 = 18.028 or 18.0 (use 18 if 18.0 is not an answer choice)