Answer:
x=4, x=-4
Step-by-step explanation:
x^2-16=0
Add 16 to both sides;
x^2-16+16=0+16
Simplify;
x^2=16
x=, x
=4
factor the number;16
=
-
Factor the number 16;
=-4
Answer:
1/6 or 16.7% chance
Step-by-step explanation:
A die has 6 sides, and there is only one side with a number divisible by 5, which is the number 5.
So, the probability of rolling a number divisible by 5 is 1/6.
= 1/6 or 0.167
Answer: D
Step-by-step explanation:
Answer:
68-13=13 and 68-55 = 13
Step-by-step explanation:
C because the points make a trapizoid that has two congruent sides