we can always find the x-intercept of any equation by simply setting y = 0, so let's do so
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![\bf 4x+3y=36\implies 4x+3(\stackrel{y}{0})=36\implies 4x=36\implies x=\cfrac{36}{4}\implies x = 9 \\\\[-0.35em] ~\dotfill\\\\ ~\hfill (9~~,~~0)~\hfill](https://img.qammunity.org/2020/formulas/mathematics/middle-school/dpveu3mv6y58m2fb5m23m911gqb3twuhpj.png)