You find a sales receipt from a store that shows the total price as $40, and the total amount paid including sales tax as $42.

a. Write an equation you can use to find the sales tax rate which is r. what is the equation so I tried all things I could think of but it doesn't work like 42=40+r

13 answers

Solving your equation gives you $2.00.

2/40 = 0.05 = 5%
You find a sales receipt from a store that shows the total price as $40, and the total amount paid including sales tax as $42.

a. Write an equation you can use to find the sales tax rate rr.
An equation is 42=42=
.What should the equation be?
40=40+40r
I got the Answer as 40+40r
Answer= 42=40r+40

r=5%
Answer: 42=40+40r
The answer if you have big ideas math is none of those.
If you have big ideas it is 40+40r
42= 40+40r
Yes it is 40+40r
ah ah
ive been stung by a wasp
42=40+40r