Answer:
6, -6
Step-by-step explanation:
If you have 6, and add -6, you get 0. :)
6 & -6
Note that "sum" means that the pair of numbers must be added. Add the pair of numbers. It must equal 0:
6 + (-6) = 6 - 6 = 0
6 & -6 is your answer.
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angle A=140
angle B=105
angle C=60
X=39×2. Answer: 39×2= 78
C
let the number be x.
a number decreased means
x-
and the sum of the number and 4 is
x+4
to put the expression together, we get. put them in parentheses
x - ( x+4 )
= x - x -4
= - 4
