1.
What is always the final answer to this
Think of a Number
trick?
Think of a number.Multiply by 2.
Add 4.
Divide by 2.
Add 6.
Subtract the number you started with.
A.
14
B.
3
C.
8
D.
1
Hint
2.
What is the final answer to this
Think of a Number
trick?
Think of a number.
Subtract 6.
Multiply by –3.
Subtract 18.
A.
the answer is –3 times the number you started with
B.
the answer is 1.5 times the number you started with
C.
the answer is –1.5 times the number you started with
D.
the answer is 3 times the number you started with
Hint
3.
Find the linear equation.
A.
y
=
x
+
x
2
– 7
x
+ 4.9
B.
y
= 7
x
(
x
– 1) + 4(9.6 –
x
)
C.
y
= 10(
x
– 8) + 3
x
2
D.
y
= 5.2(
x
– 6) – 2(4 – 3
x
)
Hint
4.
Which equation is not linear?
A.
B.
–3
y
+
x
– 16 + 2.9
x
= 0
C.
y
= –2(–8 –
x
) – 5
x
(
x
– 1)
D.
5
x
– 2
y
= 4.1
Hint
5.
Which equation is not the same as the other three?
A.
B.
6 + 2
y
=
x
C.
D.
Hint