Those lines mean absolute value, which is how many spaces it is away from 0. the absolute value of 6 is 6 and the absolute value of -6 is 6
Answer:
27:18
Step-by-step explanation:
multiply 3:2 by 9
Answer:
4725
Step-by-step explanation:
25-10=15
15^2=225
10*45*10=4500
225+4500=4725
Answer:
He is about 6 years old (5 years 11 months)
Step-by-step explanation:
13 - 7 and 3 - 2
Answer:
y - 2x = 2
Step-by-step explanation:
2y - 4x = 4
2(y - 2x) = 4 | : 2
y - 2x = 2
