Answer:
n = 13 - 5
Step-by-step explanation:
Given,
Amount of money Sally had at first = $13
Amount of money Sally Spent = $5
amount of money left over, n
= Amount of money Sally had at first - Amount of money she spent
= 13 - 5
hence
n = 13 - 5
Answer:
B
Step-by-step explanation:
AS is an angle bisector, thus the ratio of the sides of the triangle is equal to the ratio of the corresponding parts of RT, that is
=
, substituting values
=
( cross- multiply )
7.5x = 31.5 ( divide both sides by 7.5 )
x = 4.2
Thus
RT = 3.5 + x = 3.5 + 4.2 = 7.7 → B
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Answer:
x=-1
Step-by-step explanation:
2(x-1)=-4
solution
2x-2=-4
2x=-4+2
2x=-2
x=-2/2
x=-1 answer