Set up an equation to solve for the tax rate, x:

We can conclude that the tax rate on the computer was 6.5 percent.
Answer:
X would equal 4
Step-by-step explanation:
5 x 4 is 20. And the equation was 5x + 1 = 21.
So, the answer would equal 20. Hope this helped!! :D
Answer:

Step-by-step explanation:





Answer:
heart attack...............
Step-by-step explanation: