What is the property of equality that makes these 2 expressions equal?

83+83=x
8.3+8.3=x

Which expression is equivalent to 3^3 + 2^2?

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0