Question 1054853
Let {{{ a }}} = Rachel's age now
Let {{{ b }}} = James age now
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(1) {{{ a = 4b }}}
(2) {{{ a - 3 + b - 3  = 29 }}}
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(2) {{{ a + b =  35 }}}
Plug (1) into (2)
(2) {{{ 4b + b = 35 }}}
(2) {{{ 5b = 35 }}}
(2) {{{ b = 7 }}}
and
(1) {{{ a = 4b }}}
(1) {{{ a = 4*7 }}}
(1) {{{ a = 28 }}}
Rachel is 28
James is 7