Question

7x+80=4x-7 me ajudem pfvr

Answer 1

$7x + 80 = 4x - 7 \\ 7x - 4x = - 7 - 80 \\ 3x = - 87 \\ x = - \frac{87}{3} \\ x = - 29$

Answer 2

7x+80=4x (-7)

7×+80=-28

7x=-28-80

7x=-108

$x = - \frac {108}{7}$