What is the result of this subtraction? 6.3−(4.9−7.8)=

ANSWER CHOCIES :
A
–3.4

B
–6.4

C
3.4

D
9.2

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Graph the equation. select integers for x

Find the measure of angle y. round your answer to the nearest hundredth. ( type the numerical answer only) a right triangle is shown with one leg measuring 5 and another leg measuring 14. an angle across from the leg measuring 5 is marked y degrees. numerical answers expected!