Help with both please the picture has the instructions:)

Question 1.

The equation is y = 2x + 5

If you put in any x value given in the table the answer given in the y table of values is incorrect.

For example :

y = 2x + 5

y = 2 x -3 + 5

y = -1

Question 2.

The equation is y = x + 4

Sub an x value into the equation

X = 2

y = 2 + 4

y = 6

He subtracted 4 instead of added.

Cost To Size:
Cereal A - $.21
Cereal B - $.19
Cereal C - $.21

Proportional Relationship:
Cereal A and Cereal C

A and C cost to size is .21 per oz

♥ Hope I helped ♥