Question

Efetue as seguintes operações:
A)(-10x)+(+6x)
B)(-9x)+(-6x)
C)(-6ay)+(-6x)
D)(-9ay)-(-3ay)
E)(-5,4m)-(-2,1m)
F)(-2ax)-(3/5ax)
G)(-5/8bc)-(-3/4bc)

Answer 1

a) -10x+6x= -4x

b) -9x-6x=-15x

c) -6ay-6x

d) -9ay+3ay= -6ay

e) -5,4m+2,1m= -3,3m

f) -2ax-3/5ax=-10-3/5ax= -13/5ax

g) -5/8bc+3/4bc= -5+6/8bc= 1/8bc