Answer:
(Not only one answer)
Step-by-step explanation:
Estimate means to round in a way.
I would do this by making the equation to ...
320 x 20
or
320 x 25
or
320 x 30
or
325 x 25
etc.
Answer:
C
Step-by-step explanation:
We are dining the value that is $92 fewer or less than she did on the 7th. On the 7th, she had $48. Subtracting $92, we get $48 - $98 = -$44 = money she had on the 14th. Therefore, the answer is C.
Answer:
-2
Step-by-step explanation:
If a1 = 7 and an = An-1 – 3
a4 = a3 - 3
Get a2;
a2 = a1 - 3
a2 = 7 - 3
a2 = 4
Get a3;
a3 = a2 - 3
a3 = 4 - 3
a3 = 1
GEt the required a4
a4 = a3 - 3
a4 = 1 - 3
a4 = -2
Hence the value of a4 is -2
Answer:
-28
Step-by-step explanation:
y/3-x = x+9
x=5
=>y/3-5=5+9
=>y/-2=14
=>y = - 28