4/10 in its simplest form 2/5 or 0.4
To find the x-intercept<span> of a given linear equation, plug in 0 for '</span>y<span>' and </span>solve<span> for '</span>x<span>'. To find the </span>y-intercept, plug 0 in for 'x<span>' and </span>solve<span> for '</span>y<span>'. In this tutorial, you'll see how to find the </span>x-intercept<span> and the </span>y-intercept<span> for a given linear equation.</span>
Answer:
b. 10
Step-by-step explanation:
The triangles are all similar, so you have ...
hypotenuse/short side = x/4 = 25/x
Cross multiplying gives ...
x^2 = 100
x = 10 . . . . . . . take the square root