Answer:
15x - 45 = 6x -9
15x -6x = -9 + 45
9x = 36
x=27
Step-by-step explanation:
first you multiply the ones in the bracket by the front number .Then you group them ,after grouping because you want x to be on its own, so you divide the number in front of x by the common numbers standing alone .The answer you get will be your x .I hope my explanation helped .Thank you soo ... much.