Question

solve for x: 7x-5[x-{7-6(x-3)}]=3x=1

Answer 1

Step-by-step explanation:

$7x - 5(x - (7 - 6(x - 3))) \\ 7x - 5(x - (7 - 6x + 18)) \\ = 7x - 5(x - (25 - 6x)) \\ = 7x - 5(x - 25 + 6x) \\ = 7x - 5(7x - 25) \\ = 7x - 35x + 125 \\ = - 2 8x + 125$