Question

pleas and it in English​

Answer 1

Answer:

5(7f-3)= 25(f-1)

35f-15= 25f-25

35f-25f= -25+15

10f= -10

F= -1

VERIFY:

5[7(-1)-3]= 25(-1-1)

5[-7-3]= 25(-2)

5[-10]= 25(-2)

-50= -50

LHS= RHS

Hence, verified

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