Answer:
23x+10y
Step-by-step explanation:
add all x variables and all y variables together
Answer:
A line
Step-by-step explanation:
A line is one dimensional
A line has a set of points
A line has no beginning or end, only length
Answer:
3x³y(11x²y+3y²+7)
Step-by-step explanation:
hope that helps
Answer:
52
Step-by-step explanation:
miles per hour so 208, which is miles and 4 which is hours so 208/4 which is 52
A nonagon has 9 sides, so n = 9
S = sum of the interior angles
S = 180*(n-2)
S = 180*(9-2)
S = 180*7
S = 1260
Answer is choice B
