Знайдіть корінь рiвняння:

1) 5(x - 4) = x + 8

2) 9 - 7(x + 3) = 5 - 6x

3) (7x + 9) - (11x - 7) =8

4) 19,6+ y = 7(1, 2 - y)

5) 0,4 ( -4y)=0,5(7-3y)-1,9;
розвяжи рівняння
1) 3(x + 6) = x + 2(x + 9) 2 2(8x - 7) = 18 - 4(5 - 4x)​
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