Question

the product of twice a number and two is the same as the difference of three times the number and 8/3. find the number

Answer 1

◆ PLAYING WITH NUMBERS ◆


`let \: the \: required \: no. \: be \: \: x \\ \\ acc. \: to \: the \: question \: \: , \\ \\ 2 * 2x \: \: = |3x - (8)/(3) | \\ 4x = |3x - (8)/(3) | \\ \\ case \: 1 - \: \\ 4x = 3x - (8)/(3) \\ \\ 4x - 3x = - (8)/(3) \\ \\ x = - (8)/(3) \: \: \: \: ans.\\ \\ \\ case \: 2 \: - \\ 4x = - (3x - (8)/(3) ) \\ 4x = - 3x + (8)/(3) \\ 7x = (8)/(3) \\ \\ x = (8)/(21) \: \: \: \: ans.`