Question

2x/2-40/2=4
$\frac{2 \times - 40}{2} = 4$
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Answer 1

Respuesta:

(2x-40)/2 = 4

2(2x-40)/2 = 4(2)

(4x-80)/2 = 8

(4x/2)-(80/2) = 8

2x-40 = 8

2x/2-40/2 = 8/2

x-20 = 4

x-20-4 = 4-4

x-24 = 0

x-24+24 = 0+24

x = 24

Explicación paso a paso: