Noah’s oven thermometer gives a reading that is 2% greater than the actual temperature

if the thermometer reading is 76°f, what is the actual temperature?

note: sorry for my ugly handwriting

Part a)

Part b)

Step-by-step explanation:

Let

x--------> the actual temperature

y-----> the thermometer reading temperature

we know that

------> linear equation that represent the situation

Part a) we have

substitute in the linear equation and solve for y

Part b) we have

substitute in the linear equation and solve for x

answer: $34.31

step-by-step explanation:

$11.99 x 3 = $35.97

$35.97 - 10% = $32.37

$32.37 + 6% = $34.31

22

step-by-step explanation: