Answer:
-5
Step-by-step explanation:
The equation is in slope intercept form. 
8 replaces b, so it is the y-intercept.
-5 replaces m, so it is the slope.
To find the diameter, you use the formula: 2x. we use 2x because the radius is 2 times the diameter.
so, if the radius is 3,980, then we substitute that into the formula.
2(3,980)
this will give us 7960. the diameter is 7960 miles.
Answer:
She could teach 3 lessons a night
Step-by-step explanation:
Because 1 1/2 goes into 4 1/2 3 times
Answer:
already know that the radius of the circle is 150
Answer is B. No matter what the x or y will be the result will be 0. Anything multiplied by 0 is equal to 0.