Question

срочноооооооооооо, а то мамка ругает
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Answer 1

$\color{turquoise}{ \boxed{\huge \bf \boxed{ \huge \bf \: 1 \bigg).} \: \: x \tiny1 \huge \: = 4; \: \: x \tiny2 \huge = 1.};} \\ \color{aqua}{ \boxed{\huge \bf \boxed{ \huge \bf \: 2 \bigg).} \: \: x \tiny1 \huge \: = 3; \: \: x \tiny2 \huge = - 6.};} \\ \color{royalblue}{ \boxed{\huge \bf \boxed{ \huge \bf \: 3 \bigg).} \: \: x \tiny1 \huge \: = - 3; \: \: x \tiny2 \huge = - 7.}.}$