Answer:
im pretty sure the answer is (k-w)/v = x
<h3>⚘Refer to the attachment!</h3>
24 inches is i am not mistaking
6 to 12 is +6
12 to 18 is +6
so 18 to 24 is +6

and surely you'd know what the roots are
Hello!!
Well, the x-intercept is found when y = 0, so plug in y = 0:
-7x + 3(0) = 21
-7x = 21
x = -3
Therefore, the x-intercept of -7x + 3y = 21 is -3.
Hope this helps!! Let me know if you have ANY questions.