Today, 8 friends went out for lunch. their total bill was $68.72, including tax and gratuity. one of them ordered only soda and needs to pay only $1.17. the other 7 friends ordered the same daily special. how much did each of the other friends need to pay?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

Need showing work for this problem 56.25 ×25.80