10x - 12 + 10 = 18 - 20
10x - 2 = -2
10x = 0
x = 0
Answer:
A = 3/2
B = 3
C = 6
D = 12
Step-by-step explanation:
Simply plug it in. When you have a negative exponent, you basically switch the sign of the exponent and put a one over the number itself.
- So we have 2^-1. This is the same as
= a
- Now do
= b
- Then do
= c
- Finally do
= d
Answer:
x=15
Because 3x15=45
Hope that helped!