Question

2-x-5=12+3

8x=x+2

x=4×2

x+7=32

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Answer 1

Explicación paso a paso:

$2 - x - 5 = 12 + 3 \\ - x - 3 = 15 \\ - x = 15 + 3 = 18 \\ x = - 18$

$8x = x + 2 \\ 8x - x = 2 \\ 7x = 2 \\ x = \frac{2}{7}$

$x = 4 \times 2 \\ x = 16$

$x + 7 = 32 \\ x = 32 - 7 \\ x = 25$