Answer:
(f-v)/a = t
Step-by-step explanation:
f = v + at
Subtract v from each side
f-v = v-v + at
f-v = at
Divide each side by a
(f-v)/a = at/a
Answer:b
12
Because I think it is
x = 15
y = 2
X-4y=7 | ×6 |
-6x-3y=12 | ×1 |
6x - 24y = 42
-6x - 3y = 12
___________+
27y = 54
y = 54/27
x - 4y = 7
x - 4(2) = 7
x - 8 = 7
x = 7 + 8
A