Resolva as esquações. A) 5x - 1 = x B) (3x + 5) . 2 = 4 C) -4y + 8= 2 - 3y.... Pergunta de ideia deThifanybandeira

Thifanybandeira @Thifanybandeira

September 2019 1 17 Report

Resolva as esquações.

A) 5x - 1 = x
B) (3x + 5) . 2 = 4
C) -4y + 8= 2 - 3y

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Romero12341 Leitra a) 5x-1=×
5×-×=1.
4×=1
×=4/1
×=4
leitra b)
(3×+5)×2=4
6×+10=4
6×=-10
6×=-6
×=-6/6
×=-1
leitra c)
-4y+3y=2-8
-1y=-6
=-1/6
=6

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