Which could be the first step in solving the equation represented by the model below?

3 x tiles and 4 negative 1 tiles = 2 x tiles and 5 positive 1 tiles

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Can someone me find the original price? the discount is 5% and the sale price is $68.40