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7th 1-8 Algebra Properties
Contribució de: Math
1) Find the total cost of admission and a movie ticket
READ THE INTRODUCTION AT THE TOP OF PAGE 53
2)  One way you could have used: (fill in the blanks)
IN YOUR TEXTBOOK.
for a four person family.
cost of 4 admissions
4($
) +4($
cost of 4 movies
)
LABEL!!!!!
What property
is used?
a + b = b + a
a x (b x c) = (a x b) x c
a x 1 = a
a x b = b x a
a + 0 = a
property
property
property
property
property
Use the distributive property to "REWRITE" then SOLVE.
7(4 + 3)
7(
)  +
+
(3)
7(3) + 7(6)
7 X 
(3+6)
Find each expression mentally.
12 ( 5 x 2)
(5 x 3)8
(8 + 27) + 52
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