Write an algebraic expression: 8 more than three times a number n

Rearrange the formula c^2 = a^2 + b^2 for b

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.