Question 762664
3 digit number ABC.
Given: A = 4
Equation 1: {{{C = A - 1}}}
Plug 4 in for A.
{{{C = (4) - 1}}}
{{{highlight(C = 3)}}}
Equation 2: {{{B = 2 + C}}}
Plug 3 in for C.
{{{B = 2 + (3)}}}
{{{highlight_green(B = 5)}}}
That gives us 453.