Answer:6z
Step-by-step explanation:
4z+2z=6z
90 × 7 = 630 , it's not hard, it's easy
It would be 12.5 square miles I would appreciate the Brainliest
From my notes I’ve the derivative of arctan(x)= 1/(1+x^2)
Answer:
Part 1) 
Part 2) 
Step-by-step explanation:
Part 1)
we know that
The equation of the line in slope intercept form is equal to

we have

Isolate the variable y
subtract 2x both sides

Divide by B both sides

Part 2)
we know that
The equation of the line in slope intercept form is equal to

we have

Isolate the variable y
subtract 2x both sides

Divide by 8 both sides

Simplify
