What is the sum of the matrices shown below? 4.
19
-5
7
-8
-1
7.
0
-14
17
6
11
19 19
24 6
9
11 19-19
-9 24
6
O
-4 26 5
6 17 8
-4 26
-5
O
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Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

If a is a nonzero real number then the reciprocal of a is

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?