Answer:
5X - 10
Step-by-step explanation:
Sarah had X
Then, Rachael had 4X
And, Addie had X - 10
Total dollar = X + 4X + X - 10
= 5X - 10
C/20 cups flour in one cake is the term.
Step-by-step instructions: * First, let's go over how to solve the problem: - There are ten students; each produced two chocolate cakes; they all used the same recipe; the total amount of flour used is C cups * Let's put this information into an equation: There are ten pupils, and each of them produced two cakes. The total number of cakes is ten plus two, for a total of twenty cakes
Answer:
1 2 5 . 6 9
1 2 5 . 6 7 0
125.69 Would be Greater.
Step-by-step explanation:
First number to the right of the decimal is the tenths place 2nd number would be hundredths and you'd increase etc.
Hey there! :)
Answer:
C(-1) = -5.
Step-by-step explanation:
C(x) = -4x² + 4x + 3
Plug in -1 for x to solve for C(-1):
C(-1) = -4(-1)² + 4(-1) + 3
Simplify:
C(-1) = -4 + (-4) + 3
C(-1) = -5
Answer:
15 students. 30%
Step-by-step explanation: