Question

determine as raízes das funções a seguir: (a) Y=2X-11 (b) Y=5X+10 (c) Y=4-2X (d) Y=3x

Answer 1

Vamos lá Ygor,

A)

y=2x-11
0=2x-11
11=2x
x=11/2

__________

B)

y=5x+10
0=5x+10
-10=5x
x= -10/5
x= -2

__________

C)

y=4-2x
0=4-2x
-4=-2x (-1)
x=4/2
x=2

__________

D)

y=3x
0=3x
x=0/3
x=0

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Espero ter ajudado.