Edie can paint a wall in 3 hours. dan can paint the same wall in 6 hours. if they work together, how many hours will it take edie and dan to paint the wall?

a.
1 hour

b.
1.5 hours

c.
2 hours

d.
4.5 hours

If 1/2+2/5s=s-3/4,what is the value of s? a. s=3/4 b. s=25/12 c. s=-25/12 d. s=-3/4

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab