Answer:
0.00833333333 I looked it up :3
1st one a^-1 , 2nd one a^b/a^c , 3rd one a^c/b^c
B and E
Step-by-step explanation:
A. -7 ÷ (-4) = -7/-4 = 7/4 = 1.75
B. -(3 ÷ 2) = -(1.5) = -1.5
C. -8/5 * (-5/8) = (8/5) * (5/8) = 1
D. -5/-3 = 5/3 ≈ 1.667
E. -9 ÷ 6 = -9/6 = -1.5
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-3y+11=20
-3y=20-11
y=9/-3
y=-3
