Answer:
7
Step-by-step explanation:
(4^-1/2^-2)^2
= 4^(-1*2) / 2^(-2*2)
= 4^-2 / 2^-4
= 2^4 / 4^2
= 16 / 16
= 1
Answer:
1. x = -7
2. y = -1
Step-by-step explanation:
1.
-3x - 5 = 16 add 5 to both sides
-3x = 21 divide -3 to both sides
x = -7
2.
-4(y-2) = 12 distribute -4
-4y + 8 = 12 subtract 8 from both sides
-4y = 4 divide -4 to both sides
y = -1
SECOND PAGE
1. x = 9
2. y = -3
Answer:
32% of 13 is 3.84
Step-by-step explanation:
but if your doing estimate one of those it would be 1/3*12
hope that helped