Question

SIMPLIFICA
2x^2-6x+2x+4-5=

3mn-5n+2nm+3n-12=

x+y-7y+2x-5-8=

Answer 1

Respuesta:

2x^2-6×+2×+4-5= 2(×2)_4×2+ 4 - 5

2(×2)-4× +4-5

2(×2)-4×-1

3mn-5n+2mn+3n-12= 5nm-5n-12

5mn-5n+3n-12 0+

×+y-7y+10-8

×-6y +10-8×-6y+2