Answer: 
Step-by-step explanation:
To find the slope of the line , we will write the equation in the form:
where:
slope
y - intercept.
To write
in this form , we will make y the subject of the formula.
Subtract 4x from both sides

Divide through by 2
Therefore :

Answer:
Step-by-step explanation:
Answer:
x = -12
Step-by-step explanation:
10(3+4)= 30+40
I factored the 10 and put it on the outside