We solve a literal equation just like any other equation. When we solve for a variable we need to isolate the variable meaning we need to undo the operations that are being applied to the variable.

Subscribe! Want more math video lessons? Visit my website to view all of my math videos organized by course, chapter and section. I make most of my math lessons in a live classroom and do no editing.

CNBC’s “Power Lunch” team discusses what may be next for Iran with Amos Hochstein, managing partner at TWG Global. Got a confidential news tip? We want to hear from you. Sign up for free newsletters ...