Translate the sentence into an equation. The sum of 3 times a number and 6 is 7.
Use the variable b for the unknown number.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

What is not true about kl and mn? what is mn? (show your work)

Asphere has a diameter of 10 in. what is the volume of the sphere?