5x - 2y = -4
To find the x-intercept, you make y = 0
So, our equation now looks like this :
5x - 2(0) = -4
Simplify.
5x - 0 = -4
5x = -4
Divide both sides by 5.
x = -4/5
So, our x-intercept is -4/5
* Remember, ALWAYS make y = 0 when solving for the x-intercept*
~Hope I helped!~