7d-12+2d+3=18 solve variable. include steps, also check your answer!


3y+4y+6=20 solve variable. include steps, also check your answer!


10e-2e-9=39 solve variable. include steps, also check your answer!


4c-5+14c=67 solve variable. include steps, also check your answer!


-81=7k+19=3k solve variable. include steps, also check your answer!

10(h+1)-4=76 solve variable. include steps, also check your answer!

5(x+2)-7=-32 solve variable. include steps, also check your answer!

9(a-2)+15=33 solve variable. include steps, also check your answer!

4(r+2)+5r=26 solve variable. include steps, also check your answer!

7(y-4)-7=0 solve variable. include steps, also check your answer!

complete these 10 problems. 99 points!