Question 1132579
Let {{{ a }}} = number of children
Let {{{ b }}} = number of adults
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(1) {{{ a + b = 356 }}}
(2) {{{ 1.5a + 4b = 1034 }}}
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(1) {{{ 1.5a + 1.5b = 534 }}}
subtract (1) from (2) and
solve for {{{ b }}}
You can finish