Problem 239

Problem 239

Use the graph of y = -4x + 5 as shown above in problem 6 to find the value of x when y = – 3

 

Solution

 

The value of x=2  when y = -3

Check:

Put y=-3 in the given equation

-3=-4x+5

-4x=-3-5

-4x=-8

x=

x=2