The full step-by-step solution to problem: 5 from chapter: Chapter 6 was answered by , our top Math solution expert on 03/14/18, 07:37PM. Intermediate Algebra for College Students was written by and is associated to the ISBN: 9780321758934. The answer to “x2 + 6x - 7 x2 - 49” is broken down into a number of easy to follow steps, and 8 words. This full solution covers the following key subjects: . This expansive textbook survival guide covers 74 chapters, and 7519 solutions. This textbook survival guide was created for the textbook: Intermediate Algebra for College Students, edition: 6. Since the solution to 5 from Chapter 6 chapter was answered, more than 216 students have viewed the full step-by-step answer.