Question

determine os zeros das funcoes a)x+6 b) y+2x-8

Answer 1

a)
y = x + 6
0 = x + 6
- 6 = x
x = - 6

Resp.: x = - 6
=================
b)

y = 2x - 8
0 = 2x - 8
8 = 2x
2x = 8
x = 8/2
x = 4

Resp.: x = 4