Lesson Steps:
Answer:
Grade: 8
Level: Middle school
Subject: Math
Topic: Algebra
To start, combine the exponentials. 12^x * 12^4 = 12^(x+4) = 12^8. Now just compare the left and right side and notice a simpler problem: x+4=8. Subtract 4 from both sides and x=4.
Answer:
x = 4
Grade: 8
Level: Middle school
Subject: Math
Topic: Algebra