How do you subtract a variable from a # that has that variable. Ex: -qr+7qr
+22 Example: 7qr-qr=6qr
qr really means 1qr so you would subtract that numbers and then add the variable in.
Example: 9e - 5e = 4e
+22 Example: 7qr-qr=6qr
qr really means 1qr so you would subtract that numbers and then add the variable in.
Example: 9e - 5e = 4e
