Solve each for X. Show your work

10-1/2x = 6 + 3x

Plzzz answer both questions and i will give you 100 points

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax

Is ofat (-25, 0), (25, 0) co- (0, -15), (0, 15)?