21-10-2019
Mathematics

contestada

a) 2x - (x - 3) = 5

Respuesta :

Аноним Аноним

21-10-2019

Answer:

x=2

Step-by-step explanation:

2x-(x-3)=5

2x-x+3=5

x+3=5

-3 -3

x=2

Check:

2x-(x-3)=5

2(2)-(2-3)=5

2(2)-(-1)=5

4-(-1)=5

4+1=5

5=5

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