Step-by-step explanation:
Length of arc of a circle is given as:

Thus, the measure of central angle is 140°.
Answer:
the answer is
9b²-3b
Step-by-step explanation:
9b-3
Answer:
$88 in total
Step-by-step explanation:
x = number of hours
y = total cost to rent the snowboard.
$25 is already guaranteed
25 + 15.75x = y
since it is 4 hours from 8:30 a.m. to 12:30 a.m. you put 4 into x.
25+15.75(4) = y
88 = y
9 more years
Tony will be 16
Mr Jacob will be 64
16x4=64
Answer:
x=4
Step-by-step explanation:
4x - 3 = 2x + 5
4x - 2x = 5 + 3
2x = 8
x = 8/2
x = 4