Answer:
its b.
Step-by-step explanation: 5n − 19 + n + 7 = 144 − 6n
6n − 12 = 144 − 6n
12n = 156
n = 13
m∠z = (144−6n)°
m∠z = (144−6×13)°
m∠z = 66°
Answer:
solution: KL-2ML. LKIN=63x2=126*
Step-by-step explanation:
Mark me brainliest!!
I'm pretty sure it is b 75
Answer:

Step-by-step explanation:
It is required to find the value of the missing exponent in the below value i.e.

Let the exponent is x.
Any number can be written in the scientific notation as :

a is a real number
b is any integer
In this case, the decimal is applied before 8 numbers. It means that the value of x is 8.
The Answer is the first one