Question

2x-3 (4-x)=5+4 (2×+1)

Answer 1

2x-3(4-x) = 5+4(2x+1)
2x-12+3x = 5+8x+4
2x+3x-8x = 5+4+12
-3x = 21 *(-1)
3x = -21
x = -21/3
x = -7

Answer 2

2x-3(4-x) = 5+4(2x+1)
2x-12+3x = 5+8x+4
2x+3x-8x = 5+4+12
-3x = 21 *(-1)
3x = -21
x = -21/3
x = -7 essa é a resposta