MichaelDKohler11 MichaelDKohler11

03-09-2019
Mathematics

contestada

Please help me answer thus

Please help me answer thus class=

Respuesta :

Аноним Аноним

03-09-2019

Answer:

C.

Step-by-step explanation:

Take the first element in the first row in A and B and substitute in -7A - 6B:

- 7A - 6B = -7(-10) - 6(5)

= 70 - 30

= 40

So the answer is Choice C.

One further check to confirm C

Second number:

-7(10) - 6(6) = -106 which is the value in C.

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