adding a negative number is the same as subtracting a positive number. This question is the same as 10.5-8.3
-1 = 3x - 7
Add +7 to each side
6 = 3x
Divide each side by 3
X = 2
f(-1) = 3 * 2 - 7
Answer:
They sold the least lemonade with the recipe that used 7 lemons.
Step-by-step explanation:
A function shows the relationship between a dependent variable and an independent variable. A dependent variable changes as other variables change while an independent variable.
From the function given, the dependent variable is the cups sold which i dependent on the lemons used (independent variable).
From the points, when the lemons used was 3 the cups sold was 37, when the lemons used was 4 the cups sold was 32, when the lemons used was 5 the cups sold was 40, when the lemons used was 6 the cups sold was 35 and when the lemons used was 7 the cups sold was 26.
Hence, They sold the least lemonade with the recipe that used 7 lemons. and They sold the most lemonade with the recipe that used 5 lemons.
Answer:
x = 36
Step-by-step explanation:
The LCM (least common multiple) of 18 and 12 is 36.
Option C is needed because the reason for proving this pair of congruent triangles is SAS, (an angle between 2 equal sides)