1 answer:
Answer:
49
Step-by-step explanation:
x = 7
1 / x^-2
= x^2
= 7^2
= 49
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3/5 divided by -4/9
3/5 times the reciprical -9/4
-27/20=-1 7/20
Answer:
its d
Step-by-step explanation:
x=(2y-4)/-2
x=-y+2
2(-y+2)-y=-5
-2y+4-y=-5
-3y+4=-5
-3y=-9
y=3
x=-y+2
x=-3+2
x=-1
Answer:
:( finger
Step-by-step explanation:
