Examples with solutions for Linear Function y=mx+b: Calculate the slope from a table

Exercise #1

Given the two tables of values x and and.

These tables represent a linear function. Fit an equation of a linear function to each one.

10-1x6810y24

Video Solution

Answer

y=2x+8 y=-2x+8

Exercise #2

Below is a table containing values for x and y. This tables represents a linear function.

Choose the equation that corresponds to the function.

10-1x1074y213

Video Solution

Answer

y=3x+7 y=3x+7

Exercise #3

Below is a table containing values for x and y. This tables represents a linear function.

Choose the equation that corresponds to the function.

012x567y

Video Solution

Answer

y=x+5 y=x+5

Exercise #4

Below is a table containing values for x and y. This tables represents a linear function.

Choose the equation that corresponds to the function.

1-2-1x-242y

Video Solution

Answer

y=2x y=-2x