Question 529863
(1) {{{ y = -4x }}}
(2) {{{ y = 2x - 3 }}}
Substitute {{{y}}} in (1) for {{{y}}} in (2)
(2) {{{ -4x = 2x - 3 }}}
Add {{{ 4x }}} to both sides
(2) {{{ 0 = 6x - 3 }}}
Add {{{3}}} to both sides
(2) {{{ 3 = 6x }}}
Divide both sides by {{{6}}}
(2) {{{ x = 3/6 }}}
(2) {{{ x = 1/2 }}}