The ordered pair (1, 20) is a solution to which linear equation?
y = 19 + x
y = x – 8**
y = x + 18
y = x – 19`

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

The formula to determine energy is e=1/2mv2? what is the formula solved for v?