Answer:
a = 2
b = 3
Explanation:
The point P(3,0) is in the line, so x = 3 and y = 0. Then
ax + by = 6
a(3) + b(0) = 6
3a + 0 = 6
3a = 6
a = 6/3
a = 2
The point Q(–3, 4) is in the line, so here x = –3 and y = 4. Then
ax + by = 6
2(–3) + b(4) = 6
–6 + 4b = 6
4b = 6 + 6
4b = 12
b = 12/4
b = 3
