Answer:
x=8 or -8
Step-by-step explanation:
64 squared = 8 or -8
8x8=64
-8x-8 = 64
Answer:
A.56
Step-by-step explanation:
To find the age of tom we will use the expression 20*3 because tom is three times as old as Sam.
so the answer is 60
Answer:
-2, 3
Step-by-step explanation:
We are given the following inequality:

Solving it, we have that its solution is:


So values of x of 5 and lower are counterexamples to this, which means that -2 and 3 are correct options to this question.
Answer:
so 20*5=100 and a percent is out of 100
so we just multiply 18*5 which equals
90 so 18/20=90%
we could also figure this out because if we simplify we get
9/10 which is also 90%
Hope This Helps!!!