Apply distributive property
-9-9x+4=-5
Combine like terms
-5-9x=-5
Add 5 to both sides
-9x=0
Divide both sides by -9
x=0
Final answer: x=0
Answer:
Supplementary Angles are two angles the sum of whose measures is 180º. Supplementary angles can be placed so they form a linear pair (straight line), or they may be two separate angles.
24 marbles in the first group
28 marbles in the second group