Answer:
Disagree
Step-by-step explanation:
You can solve this problem by doing as follows:
9x+15=3x+15
-3x -3x
=
6x+15=15
-15 -15
=
6x=0
Although x=0, x=0 is still a solution to the problem.
Answer:
BC = 39
Step-by-step explanation:
<h3>a²+b² = c²</h3><h3>15²+36² = 1521</h3><h3>
</h3><h3>=39</h3>
Answer:
put x=-1, and the rest will be easy
Answer:
a = -8
Step-by-step explanation:
19 = -3a - 5
Add 5 to both sides.
24 = -3a
Divide both sides by -3.
-8 = a
Switch sides.
a = -8