Answer:
a)18.8
b)20
Step-by-step explanation:
Basically, you have to add all the numbers from the data set (188) then divide them by 10 and that equals 18.8
The second part you have to add 32 to 188 ( which equals 210) and that by 11 which equals 20
Answer:
6x + 27
Step-by-step explanation:
Multiply 3 by the numbers in parentheses
Answer:
X = 2 and Y = 3
Step-by-step explanation:
3(2) = 6
4(3)= 12
12 + 6 = 18
Hope I helped. Mark as Brailiest please ^-^
Answer:
125
Step-by-step explanation:
Answer:
the answer is A,
P(x) = -0.4x³+100x²-900x+500
Step-by-step explanation:
monthly cost:

monthly revenue:

profit function:


i) remove the first bracket

ii) there is a negative sign, '-' in front of the second bracket. so, change the sign of each term of the expression inside the bracket

iii) collect like terms

iv) simply the like terms
