Answer:
125
Step-by-step explanation:
5^3 = 5 x 5 x 5
5 x 5 x 5 = 25 x 5
25 x 5 = 125
Maria = x
Tom = y
Use substitution
x+y=30
2y=x
2y+y=30
3y=30
y=10
Tom is 10 years old.
x+y=30
x+10=30
x=20
Maria is 20 years old.
Answer:
Exact form : <u>10√11</u>
Step-by-step explanation:
Answer:
1/42,042 or 2.38×10^-5
Step-by-step explanation:
Please kindly check the attached files for explanation
Answer:
its 400
Step-by-step explanation: