CPM Homework Help : CC3 Problem 4-41

On your paper, copy the table below and use your pattern skills to complete it.

IN ( $x$ )

in (x) column 1 $2$

in (x) column 2 $10$

in (x) column 3 is blank.

in (x) column 4 is blank.

in (x) column 5 is blank.

in (x) column 6 $–3$

in (x) column 7 is blank.

in (x) column 8 is blank.

in (x) column 9 $x$

OUT ( $y$ )

out (y) column 1 $4$

out (y) column 2 $28$

out (y) column 3 $13$

out (y) column 4 $–17$

out (y) column 5 $10$

out (y) column 6 is blank.

out (y) column 7 $2.5$

out (y) column 8 $148$

out (y) column 9 $3x – 2$

Explain in words what is done to the input value, $x$ , to produce the output value, $y$ .
Hint (a):
See the table above.
The equation is $y=3x−2$ .
Answer (a):
Multiply $x$ by $3$ and subtract $2$ .
Explain the process you used to find the missing input values.
Hint (b):
How did you use the equation to solve for $x$ ?