Anonim08 Anonim08

22-10-2018
Mathematics

contestada

a) 1x-5=3x-1
b) 2x+3=4x+7
Ecuatii

Respuesta :

damon43 damon43

22-10-2018

A. x = - 2
B. x = - 2

Answer Link

22-10-2018

a)

1x - 5 = 3x - 1

3x - 1x = 1 - 5

2x = -4

x = -4/2

x = -2

b)

2x + 3 = 4x + 7

4x - 2x = 3 - 7

2x = -4

x = -4/2

x = -2

Answer Link

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