Only the third one makes x=-1 true
Answer:

Step-by-step explanation:
Please see the attached picture.

☆In the gradient formula,
(x1, y1) is the first coordinate and (x2, y2) is the second coordinate.
Answer: d) 14
Step-by-step explanation:
Equation of a line passing through (a,b) and (c,d):

Equation of a line passing through (2, 18) and (–3, 8):

Comparing resulting equation
to
, we get value of b= 14.
Hence, correct option is d) 14
Answer: the value of a is less than b because its to the left
Step-by-step explanation:
If you want 2 numbers, you have: 1+10, 2+9, 3+8, and so on. If you need 3 numbers you have 1+1+9, 1+2+8, 2+2+7, and so on.