How many solutions does the equation have?

7x+3−x=3(1+2x)7x+3−x=3(1+2x)

0

1

infinitely many

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?