Question

Thrice a number diminished by 12 is equalto the number increased by 8 . Find the number
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Answer 1

Step-by-step explanation:

let the no. be x

AtoQ

3x-12=x+8

=3x-x=8+12

=2x=20

=x=10

Answer 2

$let \: the \: number \: be \: x$

$3x - 12 = x + 8$

$3x - x = 20$

$2x = 20$

$x = 10$

$10 \: is \: the \: number$