Peter says, "If you subtract 19 from my number and multiply the difference by - 3 the result is -3. What is Peter's number?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)