Mathematics, 08.07.2019 19:30, aletadaboss
Samantha sends her son, barry, to a preschool center on certain days. the cost of preschool is $45 per day along with a fixed monthly charge of $70. last month, samantha paid a total of $880 to the preschool center. let d represent the number of days barry spent at the preschool center last month. which equation represents this situation, and how many days did barry attend preschool last month? a. 880 = 90d + 45; 9 days b. 810 = 45d; 19 days c. 880 = 70d - 45; 21 days d. 880 = 45d + 70; 18 days
Answers: 1
Mathematics, 21.06.2019 16:10, Calvinailove13
Pls! does anybody know a shortcut for answering these types of questions in the future?
Answers: 3
Mathematics, 21.06.2019 17:30, aliami0306oyaj0n
Lindsay used two points, (x, y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?
Answers: 2
Mathematics, 21.06.2019 19:30, ray2220
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Mathematics, 22.06.2019 02:50, tristasbarker03
Given the functions, fx) = x^2-4 and g(x) = x+ 2, perform the indicated operation. when applicable, state the domain restriction. f(g(x))
Answers: 1
Samantha sends her son, barry, to a preschool center on certain days. the cost of preschool is $45 p...
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