Determine whether each number is a solution to the equation .
In the following exercises, solve each equation.
Solve the formula for y
ⓑ in general
In the following exercises, graph on the number line and write in interval notation.
In the following exercises,, solve each inequality, graph the solution on the number line, and write the solution in interval notation.
In the following exercises, translate to an equation or inequality and solve.
4 less than twice x is 16.
Fifteen more than n is at least 48.
Samuel paid $25.82 for gas this week, which was $3.47 less than he paid last week. How much had he paid last week?
Jenna bought a coat on sale for $120, which was of the original price. What was the original price of the coat?
Sean took the bus from Seattle to Boise, a distance of 506 miles. If the trip took hours, what was the speed of the bus?