Question

a) (2ײ-9×+2)+(3ײ+7×-1)?
b) (5ײ+5×-8)+(-2ײ+3×-2)?
c) (3×-6y+4)+(4×+2y-2)?
d) 6ײ-7×+2)+2ײ+7×-1)?


AJUDAA POR FAVORRR​

Answer 1

Resposta:

a) (2x²-9x+2)+(3x²+7x-1)

2x²-9x+2+3x²+7x-1

5x²-2x+1

b) (5x²+5x-8)+(-2x²+3x-2)

5x²+5x-8-2x²+3x-2

3x²+8x-10

c) (3x-6y+4)+(4x+2y-2)

3x-6y+4+4x+2y-2

7x-4y+2

d) (6x²-7x+2)+(2x²×7x-1)

5x²-7x+2+2x²+7-1

x²+1