Answer:
<em><u>Multiplicative identity property:</u></em> 1 A = A 1A=A 1A=A
This property says that when you multiply any matrix A by the scalar 1, the result is simply the original matrix A.
Answer:
Sarah mowed 1 lawn in 3 hours
Step-by-step explanation:
3 lawns divided by 3 is 1 lawn
9 hours divided by 3 is 3 hours
Answer:
fishing rod = $78, fishing reel=$7
Step-by-step explanation:
A fishing rod: x
A fishing reel: y
2x+4y=184
6x+3y=489
Simplify.
x+2y=92
2x+y=163
Add the equations.
3x+3y=255
Multiply by 2/3.
2x+2y=170
subtract.
x=78
y=7
Answer:
Step-by-step explanation:
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