Answer:
a. or 
Step-by-step explanation:
Slope is equal to y1-y2 over x1-x2.
So the equation would be:

2-(-1)=2+1=3
-3-(-1)=-3+1=-2
So the answer is:

Answer:
3
Step-by-step explanation:
x-y^2
Let x = 12 y=3
12 - (3)^2
12 -9
3
Answer:
The area of the figure is 6.8 in
Answer:
26
Step-by-step explanation:
Let x represent the missing number

Convert both fractions to improper fractions

Cross multiply


Subtract both sides by 1,575


Divide both sides by 15

x = 26
Answer:
The solution of given equation is x = -4
Step-by-step explanation:
We are given the following in the question:
Let x be the variable such that

Relation:
The quotient of a number and 4 is negative 1
We can write the equation as:

Solution:

Thus, the solution of given equation is x = -4