Solve for a.

7a - 2b = 5a + b

a = 2b
a = 3b
a = a equals startfraction 3 over 2 endfraction b. b
a = a equals startfraction 2 over 3 endfraction b. b

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

The graph of y x3 is translated so that the point (1. 1) is moved to (1, 4). what is the equation of the new graph?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10