The price of a new car is $29,990. If the sales tax rate for the new car is 7%, how much sales tax will the customer have to pay for the car?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

See attachment below and find the equivalent of tan(∠qsr)