Elspeth knows that x. r=9.42cm. What would she need to do to find the circumference?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?