-12 + 18. = 70

complete the square

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.