Which terms in the expression are like terms?
7x+-7+2/3+-7m

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?