Question

preciso da 5 por favor me ajudem

Answer 1

05)

a) 2x+3y+5(x+y)+x

2x+3y+5x+5y+x

8x+8y =8.(x+y)

b) 5(x-1)+4y+2(x-1)+3y

5x-5+4y+2x-2+3y

7x+7y-7 = 7.(x+y-1)

c) 3a-3b+6(a-b)+9

3a-3b+6a-6b+9

9a-9b+9 = 9.(a-b+1)

d) 2x(x+1)+3x²-7x

2x²+2x+3x²-7x

5x²-5x=5x(x-1)