Answer:
the answer is b
Step-by-step explanation:
because it is right
A direct proportional variation, is really just a slope-intercept form of equation, except that the y-intercept is always 0, and the constant of variation "k" is the slope pretty much.
Answer:
Step-by-step explanation:
4.5x=90
x=20 history
28 chemistry
42 math
They add to 90.
History test=x
Chemistry test=1.4x
Math test=(1.5)(1.4)=2.1x
They add to 90
Answer:
Step-by-step explanation:
This is a very challenging equation but I'll try my best!
<span>y-k=a(x-h)^2
</span>