Subtract:

(6 + 3x) - (-4 - 7x

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Can anyone me get through my algebra 2 class? the only class i need to graduate..

Kate is arranging new furniture in her rectangular sitting room. she has mapped the arrangement on a coordinate pane. a, b and c represent the sofas, v1 and v2 are decorative vases and aq the aquarium. find the distance between v1 and the aquarium. any body you