They can only sit one way because they are still in a row
Or did you mean like how many different ways can they sit?
Answer: c
Step-by-step explanation:
A should be the right answer because 4*5/4=5 + 5*2=10 and 5+10=15.
Answer:
d
Step-by-step explanation:
7x + 2 and 10x - 9 are same- side interior angles and sum to 180° , that is
7x + 2 + 10x - 9 = 180
17x - 7 = 180 ( add 7 to both sides )
17x = 187 ( divide both sides by 17 )
x = 11 → d
2 x -6 equals 0. add 6 to both sides. divide both sides by two. x equals 3
