Answer:
y = -140
Step-by-step explanation:
Y varies directly with x
y = kx
We know y = -20 when x =2, we can solve for k
-20 = k*2
Divide each side by 2
-20/2= 2k/2
-10 =k
y = -10x
Now we want to find y when x = 14
y = -10 *14
y = -140
15. X= — 11/12
16. X= — 14/15
Answer:
answer in explanation
Step-by-step explanation:
1) y=4x-7
2) y=-2x
3) -4
4) -5
Answer:
72.54
Step-by-step explanation:
Use formula for trapezoid: a+b/2 * h
Answer:
3r(to the secondpower) + 20r - 32
Step-by-step explanation:
