-12ab+7a power of 2 +a 11
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a ) Two matrices cannot be multiplied.
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b )
The answer is | 20 - 4 - 12 |
| 8 2 19 - |
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Mult. the 2nd eqn by 6 and then add this "new" equation to the 1st given eqn:
-6x + y = -2
6x -18y = 54
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-17y = 52, or y = -52/17. Subst. this value of y into either equation to find the value of x.
Answer:b and c
Step-by-step explanation:
Answer:
The associative property is grouping
Step-by-step explanation: