The answer is 6 that's how many places its away from zero.
Solve your equation step-by-step.
x2+4x+4=0
Factor left side of equation.
(x+2)(x+2)=0
Set factors equal to 0.
x+2=0
or
x+2=0
x=−2
Y=(-9--4) + (-3--7)
ALWAYS USE PEMDAS FORMULAS.
Answer:
7.78
Step-by-step explanation:
6.5 x 1.88 = 12.22
20.00 - 12.22 = 7.78
Answer:

Step-by-step explanation:
You add the exponents when the number/variable is the same, so:
6+8+n= 14+n
So:
