At the hairdresser, Jenny had 27 centimeters cut
off her hair. How many decimeters of hair did
Jenny have cut off?

What is the value of x? 3x + (6x - 6) = 4(2x-2)

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is