Question

4) Efetue as adições algébricas:
a) 5ax - 11ax + 9ax - ax

b) 3a³ - 2a + 5a³ - 3a

c) 7x² - 6x + 9 + 2x - 5x² - 8

d) 3a + 8ab - 5b - 2ab - 7a + b - ab

e) 8x³ - (x²+ 7x - 5) + (-2x³+ 6x² - x) - (-1 + 3x²)

1) ab - (-2a + b)-(c + 3a - ab) + (4a - c)

g) x - (-5y + 3x) + (xy - x-y)-(7y + 2xy)​

Answer 1

Resposta:

a) 2ax

b) 8a³-5a

c) 2x²-4x+1

d) -4a-4b+5ab

e) 6x³+2x²-8x+6

f) 2ab+3a-b-2c

g) -3x-3y-xy

Answer 2

=---=00-090-90-90-=0=

----------------------------------------------------

===============================

a) 2ax

b) 8a³-5a

c) 2x²-4x+1

d) -4a-4b+5ab

e) 6x³+2x²-8x+6

f) 2ab+3a-b-2c

g) -3x-3y-xy