Question

1-5(2x-5)-3(2-3x)=4x помогите ​

Answer 1

Ответ:

x=4

1-5(2x-5)-3(2-3x)=4x

1-10x+25-3(2-3x)=4x

1-10x+25-6+9x=4x

20-10x+9x=4x

20-x=4x

-x=4x-20

-x-4x=-20

-5x=-20

Answer 2

$\displaystyle\bf\\1-5(2x-5)-3(2-3x)=4x\\\\1-10x+25-6+9x-4x=0\\\\-5x=-20\\\\x=-20:(-5)\\\\\boxed{x=4}$