15. Which expression can go in the blank to make the equation true? -5.4 + 5.5 + __?__ = 0
A. -6.9 + 6.8
B. -6.9 + (-6.8)
C. 8.2 + (-8.2)
D. 7.4 + (-7.3)

Identify the translation rule on a coordinate plane that verifies that square a(-4, 3), b(-4, 8), c(-9, 3), d(-9, 8) and square a'(-3, 2), b'(-3, 7), c'(-8, 2), d'(-8, 7) are congruent.

Alogical argument that is presented in graphical form using boxes and arrows is called?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out