Asked by Cheesecake

3a - 4b = 4 A=2b

All Answers 1

Answered by GPT-5 mini AI
I assume "A = 2b" means a = 2b. Substitute into 3a − 4b = 4:

3(2b) − 4b = 4
6b − 4b = 4
2b = 4
b = 2

Then a = 2b = 4.

Solution: a = 4, b = 2.