1) -16 = v - 14
Add 14 to both sides.
v = -2
2) -2n = -22
Divide both sides by -2.
n = 11
3) 25 = b + 7
Subtract 7 from both sides.
b = 18
Answer:
x=20°
Step-by-step explanation:
the photo is the explanation
Answer:
(x+4)(x-4)
Step-by-step explanation:
Here is a simple help for when you can take a square root of both terms:
(x+(squareroot)) x (x-(squareroot))
x times x = x^2
4 x -4 = -16
This is just a learned skill, most often from Alg 2, Alg 2 w/ trig, and Precal!
Hope this helps!