## Intermediate Algebra for College Students (7th Edition)

$7x^2+15$
Use the distributive property to find: $=14x^2+5-[7x^2-14+4] \\=14x^2+5-(7x^2-10) \\=14x^2+5-7x^2-(-10) \\=14x^2+5-7x^2+10$ Rearrange and regroup the terms, and then simplify using the distributive property to find: $=(14x^2-7x^2)+(5+10) \\=(14-7)x^2+15 \\=7x^2+15$