Question

$4(2x - 10) = 2(x + 10)$
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Answer 1

Respuesta:

$4(2x-10) = 2 (x+10)\\\\8x - 40 = 2x + 20\\8x - 2x = 20 + 40\\6x = 60\\x = 60/6\\x = 10$

comprobación

4(2(10)-10) = 2(10+10)

4(20-10) = 2(20)

4(10) = 40

40 = 40

Explicación paso a paso: