Answer:
a 30 b -21
Step-by-step explanation:
a 5x = 5(6)
= 30
b 3y = 3(-7)
= -21
Answer:
6/4
Step-by-step explanation:
Answer: If x is less than 0, 2 to the power of that negative x will be 1/2^x.
So, 1/2^x.
Step-by-step explanation:
I can't go any further without more info about value of x.
Answer:
it looks good to me
Step-by-step explanation: