Lesson Steps:
Answer:
Grade: 8
Level: Middle school
Subject: Math
Topic: Algebra
Add 6x to 7x that will give you 13x and subtract 1 from -12 and that will give you -13. Then you divide -13 by 13 and you will get x=-1.
Answer:
X=-1
Grade: 8
Level: Middle school
Subject: Math
Topic: Algebra