Shiloh is 7 years older than Courtney. Shiloh's age is 13 years less than two times Courtney's age. The system below models the relationship between Shiloh's age (s) and Courtney's age (c):

s = c + 7
s = 2c − 13

Which of the following methods is correct to find Shiloh's and Courtney's age?

Question

Shiloh is 7 years older than Courtney. Shiloh's age is 13 years less than two times Courtney's age. The system below models the relationship between Shiloh's age (s) and Courtney's age (c): 

s = c + 7 
s = 2c − 13 

Which of the following methods is correct to find Shiloh's and Courtney's age?

anonymous · Answer

Solve s + 7 = 2s − 13 to find the value of s.
 Solve c + 7 = 2c − 13 to find the value of c.
 Write the points where the graphs of the equations intersect the x-axis.
 Write the points where the graphs of the equations intersect the y-axis.

anonymous · Answer

will give medals