Eight more than a twice a number is negative fourteen. find the number and write the equation!

Write the sentence as an equation. b increased by 281 is d

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.