Answer:A
Step-by-step explanation:
C = 2PIr
C = 2 * 3.14 * 3 = 18.84 cm
They need to babysit for 10 hours to have same money each day.
Step-by-step explanation:
On Thursday;
Charges = $3 per hour
Initial fee = $40
let x be the number of hours.
T(x) = 3x+40
On Friday;
Charges = $4 per hour
Initial fee = $30
F(x)= 4x+30
The cost will be same when;
T(x) = F(x)

They need to babysit for 10 hours to have same money each day.
Keywords: functions, addition
Learn more about functions at:
#LearnwithBrainly
6 - 2 x 1
= 6 - 2
= 4
We have to use the PEDMAS method in solving all kinds of calculation expression.
P = Parentheses (or brackets)
E = Exponents (or Index)
D = Division
M = Multiplication
A = Addition
S = Subtraction
Answer:
y=555x
Step-by-step explanation: