Answer:
7.0 < x < 7.6
X is the ideal pH of the swimming pool
Is would be a I think because if you times those to numbers you get 20
Step-by-step explanation:
#12)
1 5/8= 8x1 = 8 + 5 = 13
13/8 = 13÷8 = 1.625 and it not a repeating decimal
#13)
5/6 = 5 ÷ 6 = 0.833333 and is a repeating decimal
0.705 inches is the answer
