A drone flies along y = -x + 10. Another follows y = x - 4. At what point do they intersect?
Show answer & explanation
Correct answer: A
Explanation
Given:
y = −x + 10
y = x − 4
By the formula:
Equating both equations:
−x + 10 = x − 4
10 + 4 = x + x
14 = 2x
x = 7
y = x − 4
= 7 − 4
= 3