If x=-2 and y=6 is a solution of equation 3ax+2by=6, then find the value of b

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

Travis and paula went to lunch.travis ordered a sandwich for $7.50 and paula ordered a burger for $5.25.after lunch,they left a 15% tip for the waiter.how many money did they spend altogether?