1 Fill in the blanks in each number sentence. + ?
-
+?
=
9 - 4= ? is the same as
11 - 7 = ? is the same as
8 - 3 = ? is the same as
15 -8= ? is the same as
+
?=
+ ?
=
Choose one subtraction number sentence

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

What is the factored form of the following expressions? d^2 – 13d + 36

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?