Answer:
5
Step-by-step explanation:
Terrible wording on the question as the "father" is 15 the "son" is 10 and the sister is 0 or just born
J = john
S = son
X = sister
J = 2s
S = 5 + X
3(x+5) = J + 5
J = 2(5+x) = 2x + 10
3x+15 = 2x +10 + 5
x = 0
The answer is C because the 2x outside of the brackers must be negative to produce the beginning term. The next terms are positive and two negatives make a positive, therefore we can conclude that there must be a negative inside the brackets too.
FIRST ON IS THE RIGHT ANGLE AND THE SECOND ONE IS SUPPLEMENTARY
Answer:
144
Step-by-step explanation:
First you change .135 into 135/1000 which can then simplify into 27/200.