Question 1052748
Let {{{ a }}} = James' age now
Let {{{ b }}} = Paul's age now
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(1) {{{ a = b + 4 }}}
(2) {{{ a + 2 + b + 2 = 50 }}}
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(2) {{{ a + b = 46 }}}
and
(1) {{{ a - b = 4 }}}
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Add (1) and (2)
{{{ 2a = 50 }}}
{{{ a = 25 }}}
and
(2) {{{ a + b = 46 }}}
92) {{{ b = 21 }}}
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James is 25
Paul is 21
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check:
{{{ 25 + 2 + 21 + 2 = 50 }}}
{{{ 27 + 23 = 50 }}}
{{{ 50 = 50 }}}
OK