Question

please tell me the answer​

Answer 1

Answer:

(-2)k+1)3=(-2)*7

(-2)3k+3=7

k=4/3 OK friend

Answer 2

Answer:

hey mate

here's your answer

-2^k * -2 * (-2)^3 = (-2^)7

-2^k * (-2)^4 = (-2) ^7

-2^k = (-2) ^7 /(-2) ^4

-2^k = (-2) ^ 3

so, k = 3

hope it correct to u

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