Answer:
it eather abc or d
Step-by-step explanation:there is a 1 in 4 chan of getting it correct so 25 percent chance good luck i dont know it lol
x - 2y > -4
............
Step-by-step explanation:
y=3x+1, y= -3x+7
y=1,X=1
X+y=10,2x+2y=20
X=5, y=5
this is wrong
is the answer
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-78
We subtract 1, then 3, then 5, then 7
Then subtract 9,11,13,15,17
-21 -11 = -33
-33 -13 = -46
-46 -15 = -61
-61 -17 = -78
3, 2, -1, -6, -13, -22, -33, -46, -61, -78