Question 972822
(1) {{{ r = 3j }}}
(2) {{{ r + j = 44 }}}
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Substitute (1) into (2)
(2) {{{ 3j + j = 44 }}}
(2) {{{ 4j = 44 }}}
(2) {{{ j = 11 }}}
and
(1) {{{ r = 3j }}}
(1) {{{ r = 3*11 }}}
(1) {{{ r = 33 }}}
Raphael is 33 and Julie is 11
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check:
(2) {{{ r + j = 44 }}}
(2) {{{ 33 + 11 = 44 }}}
(2) {{{ 44 = 44 }}}
OK