Question 1123113
x is 5 times (x minus 10).


{{{x=5(x-10)}}}
-


Choice (d).










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{{{x=5x-50}}}
{{{50=4x}}}
{{{x=25/2}}}
{{{x=12&1/2}}}{{{twelve}}}{{{and}}}{{{a}}}{{{half}}}{{{years}}}