H(x)=-(x-2)^2+16h(x)=−(x−2)
2
+16

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x